Questions Asked on
November 22, 2016

Chemistry
A 30.0 mL sample of 0.165 molL−1 propanoic acid (Ka=1.3×10−5) is titrated with 0.300 molL−1KOH. Calculate the pH at 0, 5,10, at equivalence point, 1/2 of the equivalence point, 20, 25 mL of added base.
asked by Sam Dowen 
Algebra
Translate this phrase into a algebraic expression. 22 more than twice Mabel's age
asked by Nikki 
maths
A cylindrical tin 8cm in diameter contains water to depth of 4cm.If a cylindrical wooden rod 4cm in diameter and 6cm long is placed in the tin or floats exactly half 2.what is the New depth of water
asked by Riliwan 
Algebra2
Expand the logarithmic expression. log8 a/2 My answer is log8alog8 2
asked by Steve 
maths
A cylindrical tin 8cm in diameter contains water to a depth of 4cm. if a cylindrical wooden rod 4cm in diameter and 6cm long is placed in the tin it floats exactly half submerged. what is the New depth of water
asked by Riliwan 
Math
The backtoback stemandleaf plot below shows the ages of patients seen by two doctors in a family clinic in one day. Compare the ages of the patients of doctor 1 and doctor 2 using the mean and the median of each data set. Doctor 1 Doctor 2  3  5 9 2
asked by Embershy 
Algebra
The function y = –0.296x^2 + 2.7x models the length x and height y that your sister's pet rabbit can jump, in centimeters. How high does the rabbit jump? One the rabbit reaches the ground what is the total length of the jump? I got 4.6 cm high, and 6.2
asked by Starcatcher 
maths
A heavy 9cm diameter ball is placed in an empty cylindrical tin of diameter 12cm. Enough water is poured into the can to cover the ball.if the ball is then removed , how far does the water level fall
asked by Riliwan 
chemistry
State whether each of the following sets of quantum numbers is permissible for an electron in an atom. If a set is not permissible, explain why. (i) [1, 0, +1/2, +1/2] and (ii) [3, 2, 1, 1]
asked by biman 
maths
Two sides of a triangular field are 120m and 200m.If the angle between the sides is 68 degrees. find the area of the field in hectares
asked by Riliwan 
Chemistry
Before small batteries were available, carbide lamps were used for bicycle lights. Acetylene gas, C2H2, and solid calcium hydroxide were formed by the reaction of calcium carbide, CaC2, with water. The ignition of the acetylene gas provided the light.
asked by Andrew 
maths
A spherical retort 15cm in diameter is half full of acid.The acid is poured into a tall cylindrical breaker of diameter 6cm.How deep is the acid in the beaker
asked by Riliwan 
Algebra 1
Hi, I have this question to answer and I am just really confused I don't know where to begin we haven't had a question like this so I'm totally bewildered. Anyway here is my question. Any help is greatly appreciated! Thank you so much for your time!!!
asked by Smiley101 
STATISTICS
In the mass production of bolts it is found that 5% are defective. Bolts selected at random and put into packets of ten. A packet is selected at random. Find the probability that it contains (a) three defective bolts. (b) less than three are defective. Two
asked by NTEEDZI 
science
Suppose a bar 1 m long expands .5 cm when heated. By how much will a bar 100 m long of the same material expand when similarly heated? If each one meter expands a half centimeter, then one hundred meters will expand 100*.5cm. Think on that.
asked by malliene 
maths
A heavy 9cm diameter ball is placed in an empty cylindrical tin of diameter 12cm. Enough water is poured into the can to cover the ball.if the ball is then removed , how far does the water level fall
asked by Riliwan 
maths
The diagonal of a parallelogram 6cm and 8cm long and they intersect at an angle of 55 degrees. calculate the area of the parallelogram
asked by Riliwan 
Math
Consider ∠C such that sin C = 7/25 a) What are the possible quadrants in which ∠C may lie? b) If you know that cos C is negative, how does your answer to part a) change? c) Sketch a diagram to represent ∠C in standard position, given that the
asked by Katie 
(NOT for Ms. Sue)
1) Why was the Department of Defense created? A) to place the U.S. Army and Navy in one executive department B) to establish a military chain of command C) to end disagreements between the U.S. Army and Navy D) to lessen the instance of military abuse of
asked by Juliet 
Math
The producer of a 30 minute tv documentary about world war 1 divided it into two parts. four times as much program time was devoted to the causes of the war as to the outcome. how long is each part of the documentary?
asked by Carly 
Math
3. The stemandleaf plot below could NOT represent which of the following? 1 l 1 2 2 7 7 2 l 4 4 7 3 l 3 5 6 8 9 Key: 3 l 5= 3.5 A. The average number inches of rain in June B. The height of plant seedlings, in inches*** C. The weight oh phonebooks, in
asked by Embershy 
English comp 1
Revise the following paragraph, improving it without changing its overall meaning. Pay particular attention to any potential sentence fragments. I love Impressionist art. When I was a child, I went to the museum. The art museum. I stood in front of Monet's
asked by mary 
technical drawing
What length on a scale drawing would represent a distance of 85m on land if the scale was 1:10000
asked by veta 
Math
marvin wrote the following clues to describe a multiplication sentence. the product is close in value to 10. both factors are decimal number.the product has 3 decimal places.one factor is greater than one . The other factor is less than 1. Explain how you
asked by Carmen 
Statistics
A cooperation must appoint a president, CEO, coo, CFO. There are 15 qualified candidates. How many ways can the officers be appointed?
asked by Nae 
Thermodynamics
Consider air as an ideal gas with Cp=1000 J/(kg.K), R=287 J/(kg.K) and γ≈1.4. It is compressed from 1 bar, 300K to 10 bar using a compressor. The compressor can be considered adiabatic but not reversible. The flow rate is 2 kg/s, and the entropy
asked by ABCD 
Math
In a class 3/4 of the students in a class are girls. There are 28 boys. What fraction of the class are boys? How many students are in the class?
asked by Tiki 
Algebra
A ball is thrown vertically upward from the ground with an initial velocity of 103 ft per sec. Determine what the maximum height will be
asked by Alex 
Math
Use Stokes' Theorem to evaluate S curl F · dS. F(x, y, z) = 2y cos z i + ex sin z j + xey k, S is the hemisphere x2 + y2 + z2 = 49, z ≥ 0, oriented upward.
asked by Tay 
Math
Use Stokes' Theorem to evaluate C F · dr where C is oriented counterclockwise as viewed from above. F(x, y, z) = xyi + 5zj + 7yk, C is the curve of intersection of the plane x + z = 8 and the cylinder x2 + y2 = 9.
asked by Anon 
Math
Explain how you can tell if your estimate answer is greater or less than exact answer to a multiplication problem
asked by Honest 
math
Bob needs to mix 2 cups of orange juice concentrate with 3.5 cups of water to make orange juice. Bob has 6 cups of concentrate. How much orange juice can he make?
asked by Anonymous 
10th Grade Math
6. Which three lengths CANNOT be the lengths of the sides of a triangle? A.25 m, 16 m, 10 m B. 15 m, 13 m, 12 m C. 18 m, 5 m, 10 m D. 8 m, 8 m, 15 I think its A And if I'm wrong please explain the answer
asked by Lilly 
physics need help anybody
The equation y=As in(wtkx)represents a plane wave traveling along the xdirection. If a=0.10m, w=8500hz and k=25/secs......Calculate the speed of the Waves Calculate the speed of the medium through which the wave is travelingl What is the equation of
asked by .... 
Spanish
**Image of girls at a cafe.** Donde estan las chicas? A)en el cafe*** B)a la cafe C)en la cafe D)en al cafe Am I correct?
asked by Sam 
Math
The number of girls and boys in a class are in the ratio 7: 5 and there are 8 more girls 10 boys. how many girls and boys are there in the class.
asked by Ratio 
English
1. She looked back on the past without regret. 2. She recalled the past without regret. 3. She recollected the past without regret.  Are they all the same? What other phrases do you frequently use instead of 'looked back on'?
asked by rfvv 
Physicas
A 12000 kg truck strikes the back end of a 750 kg car moving at 15 m/s. If the truck loses 7500 kgm/s of its momentum to the car, what is the car's velocity after the collision? I'm not sure how to solve this one... Help please?!
asked by Emilee 
Math
Blue and yellow paint are mixed in the ratio 2:5 to make a new colour. 6 litres more of Yellow and Blue is taken. how many litres of each is mixed
asked by Ratio 
science
1) A null Hypothesis assumes that a process is producing no more than a maximum allowable rate of defective items. The Type II error is to conclude that the process? 2) If 95% confidence limits for the mean Mu turn out to be (6.5,8.5) Plz help me
asked by malliene 
physics
A 1 meter long rod of diameter 1 cm supports a hanging mass of 10^4kg. The rod stretches by 6.2 mm. What is Young's modulus for the rod?
asked by Diane 
science
Which of the following will make it harder in the future to develop sustainable methods for humans using resources? 1) there will be fewer renewable resources 2) more humans will populate the earth 3) more humans will recycle mterials
asked by Jaden 
Algebra
In the city of Marble Springs, Main Street intersects some of the other avenues in town. On a coordinate grid, Main Street passes through the points (2,17) and (22,33). Grimes Boulevard, a street that is perpendicular to Main Street, passes through the
asked by Lii 
Math (please check my answer!!)
What other information is needed to prove that the two triangles congruent by SAS? Picture description: there are two triangles showing line LT = line MQ and L=M A.
asked by Sara 
Math
Cheryl does a 2 mile warm up trail run at one rate for half of her workout. In the same amount of time she runs an additional 3 miles at a rate that is 2 mph faster. Find Cheryl's rate for her 2 mile warmup run and for the 3 mile portion of her run.
asked by Jaime 
Algebra
I need help with a domain and range question but there's no way to show you the graph. Anyone willing to help me through email?
asked by Lii 
Math
Lisa went to the store and bought 100 pounds of fruit for $100.00. The peaches were $10.00 a pound, the melons were $3.50 per pound, and the apples were $.50 per pound. How many pounds of each did she buy
asked by Melissa 
MATH
What do you do to check whether a number is rational or irrational? In your explanation, use an example of an irrational and a rational number.
asked by Steve 
Physics
A 103kg SWAT team member descends a 27.5m cable attached to a helicopter. If he wishes to reach the bottom in 3.5s, what average force should he apply to the cable?
asked by Anonymous 
Math
The sum of 24 and Vanessa's age is 40
asked by Chris 
Social studies
why does the cartoon from the bank war 1832 portrat president jackson as a king
asked by Joel 
Physics
A 238U nucleus is moving in the xdirection at 5.0x10^5m/s when it decays into an alpha particle (4He) and a 234Th nucleus. The alpha moves at 1.4x10^7 m/s at 22 degrees above the xaxis. Find the recoil velocity of the thorium. I know that the original x
asked by Cristina 
Physics
A 12000 kg truck strikes the back end of a 750 kg car moving at 15 m/s. If the truck loses 7500 kgm/s of its momentum to the car, what is the car's velocity after the collision? I'm not sure how to solve this one... Help please?!
asked by Emilee 
science
What are the similarities and differences between mitosis and meiosis?
asked by Michelle 
Chemistry
A student followed the procedure given in the lab exercise to determine the ascorbic acid content in a commercial vitamin C tablet. The students prepared the solution using a 0.460 g vitamin C tablet. The titration required 40.00 mL of the 0.005 M KIO3/KI
asked by R 
Thermodynamic
A system contains 0.15 m3 of a gas at a pressure of 3.8 bar and 150 C. It is expanded adiabatically till the pressure falls to 1 bar. The gas is then heated at a constant pressure till its change in enthalpy is 70 kJ. Determine the total work done. Pl hlep
asked by Abdu 
Math
9:2x=15:12 , so x= ..?
asked by lala 
math
if the three sides of an equilateral triangle are 3x + 2, 2y  X and y + 3. find X and y and the perimeter of the triangle. kindly elucidate further on this question
asked by stephen 
Math
If a space shuttle traveling at 17 , 460 miles per hour how fast is it moving per minute
asked by Irene 
science
How is biodiversity related to human activities that use natural resources? 1) it decreases as humans use natural resources wisely 2) it increases as humans develop sustainable ways of using natural resources.
asked by Jaden 
economic
what is abnormal supply
asked by solomon 
Language arts(Anyone) (connexus)
1.Which sentence contains an opinion? A.Maria Tallchief was born in 1925. B.She was a Native American woman and a ballet dancer. C. Maria was the first prima ballerina of the New York City Ballet. D.She is the best ballerina to ever dance for New Your City
asked by BOSS man 
maths
A cylindrical tin 8cm in diameter contains water to a depth of 4cm. if a cylindrical wooden rod 4cm in diameter and 6cm long is placed in the tin it floats exactly half submerged. what is the New depth of water
asked by Riliwan 
Math
the jetstream is a strong wind current that flows across the united states. flying with the jetstream, a plane flew 3,000 miles in 5 hours. Against the same wind, the trip took 6 hours. Find the airspeed of the plane (the speed in still water). My answer:
asked by Jessica 
math
Suppose a length of a side of the larger box is 12 inches. How many smaller boxes will fit inside the larger box?
asked by Darlene 
math
There are five different sizes of wood planks used to build a deck. Before starting the project you must compare them and put them in ascending order. 3 ½ ft. 11/3 ft. 3.55 ft. 2.9 ft. 4.1 ft. Help plz.
asked by Hannah 
math
Tanya and Greg are going skiing. Tanya is a seasoned skier while Greg is a novice, he only skied once before. They have a map that provides the coordinates for the top and bottom of each path. Tanya wants to ski the most challenging path while Greg wants
asked by Hannah 
Math
1) A ladder that is 15m long is leaning up against a building. The ladder makes an angle of 30 degrees with the ground. a) Find an exact expression for the height at which the top of the ladder contacts the wall of the building. 2) A tree is anchored by a
asked by Jessica 
science
which of the following would decrease the human ecological footprint? 1) using bottled water instead of tap water 2) using public transportation instead of riding in a car 3) buying books instead of borrowing from the library 4) using hot water instead of
asked by Jaden 
Maths
Q. a^4  13a^2 + 36 Factorise
asked by Maths 
Thermodynamics
Consider 100 kg/s of steam expanding in a turbine. The inlet to the turbine is at 15 MPa, 500 degrees C. The steam expands to 0.01 MPa. The exit entropy is 6.200 kJ/(kg.K). Though the turbine is well insulated, at a place where the temperature is 127
asked by ABCD 
Motion
A body weighing 150 N, moves with simple harmonic motion. The velocity and acceleration of the body when it is 200 mm from the centre of oscillation, are 5 m/s and 20 m/s2 respectively.Determine (a) amplitude of motion ,no. of vibrations per minute,
asked by Abdu 
Thermodynamics
Consider air as an ideal gas with Cp=1000 J/(kg.K), R=287 J/(kg.K) and Î³â‰ˆ1.4. It is compressed from 1 bar, 300K to 10 bar using a compressor. The compressor can be considered adiabatic but not reversible. The flow rate is 2 kg/s, and the entropy
asked by ABCD 
Math
An angle θ satisfies the relation csc θ cos θ = 1. A) Use the definition of the reciprocal trigonometric ratios to express the left side in terms of sin θ and cos θ. B) What is the relation between sin θ and cos θ for this angle? C) Determine two
asked by Henry 
science
how many moles of h2 can be prepared from 3moles of Fe ?
asked by kimberly 
Algebra
Christy drove at an average speed of 55 mi/h from her home in San Francisco to visit her sister in Tucson. She stayed in Tucson 10 hours, and on the trip back averaged 35 mi/h. She returned home 50 hours after leaving. How many miles is San Francisco from
asked by Laura 
Physics
A steel spring is hung vertically. Using a ruler, the lower end of the spring was measured to be 25.0cm from its upper end. However, when an object of mass 0.500kg it attracted to the lower end of the spring the spring stretches to a new length of 45.0cm.
asked by grace777 
calculus help
Find an equation in cylindrical coordinates for the rectangular equation. y^2 = x
asked by .... 
Math
The ratio of the number of cats to the number of dogs in an animal shelter was 2:3. After 120 cats were adopted, the ratio of the number of cats to the number of dogs became 3:7. Find the total number of cats and dogs in the animal shelter in the end?
asked by Dalisay 
Math
The number is a 2 digit number greater than 5 and 12 the number is not divisible by 2 both digits of this number are the same the sum of the digits of this number is one less than half the number of days in november
asked by Amberlea 
PHYSICS URGENT!!!
Consider a solid ball of mass m = 50g and is placed on a long flat slope that makes an angle of 30° to the horizontal. The ball was initially at rest and was then released such that it rolled down the slope without slipping. With a detailed explanation of
asked by Shoaib 
Maths
A profit of 30% was made on the selling price of a clock purchased at $140 after giving 20% trade discount and 20% cash discount. What is the list price?
asked by Enelecy 
LA VK
Should kids have longer vacations and why? Hi! I REALLY Need Help On This! Also, are there any good reliable sites on this topic?
asked by Agal 
math
16 X^2+y^2=16
asked by fasil 
chemistry
Changing 1 mol of Mg(s) and 1/2 mol of O2 (g) to gaseous atoms requires a total of approximately 150kJ of energy. The first and second ionization energies of Mg are 737kJ/mol and 1450kJ/mol respectively. The first and second electron affinities of Oxygen
asked by Insolvable question 
maths
A box of height 8cm has a volume of 320cm cube.What is the volume of a similar box of height 6cm
asked by Riliwan 
maths
A cylinder is 8cm high and its base diameter is 4cm.The height of a similar cylinder is 12cm. The height of a similar cylinder is 12cm.find the diamter of the base of the larger cylinder
asked by Riliwan 
English
the trouble with television Robert MacNeil voices a strong opinion about television in a paragraph explain his opinion then tell whether you agree or disagree with him support your view with at least two pieces of evidence from MacNeil's essay or from your
asked by Freddy FazBear 
pre calc
You have a sample of a certain radioactive substance. After two days, thirty percent of the sample has decayed. What is the halflife of the material and how much will have decayed after a week?
asked by math 
Physics
Two identical loudspeakers are 2 m apart. A person stands 4.6 m from one speaker and 3.4 m from the other. What is the lowest frequency at which destructive interference will occur at this point?
asked by Joshua 
Math
What is the result of converting 1500 yards into miles?
asked by Eric 
Physics
an upward force of 45.0N is applied to catch a falling girl's bowling ball with a mass of 5.45kg(12lb). What is the acceleration of the ball
asked by Li Jun Heum 
maths
Bob works in construction and works 8 hours each day. (a) if he spends 7/12 of the time mixing cement and the remainder of the time laying bricks. How much time does he spend laying bricks each day? (b) Bob's supervisor wants him to spend the same amount
asked by indira 
MATH
iF A LIVING ROOM IS 11 FT BY 20 FT AND THE WALL HEIGHT IS 9FT AND 3 WALLS ARE PAINTED,HOW ANY PIECES OF WOOD TRIM BE NEEDED
asked by TRACEY bENBOW 
art
what other natural resource is mixed with these pigments to make paint? A)oils** B)graphite C)charcoal D)clay
asked by Cyborg_DRAGon 
Math
If someone uses 1/5 of their allowance then used 1/3 of the amount.what is the number sentence?
asked by Hey 
geometry
A rectangle has a length that is 2 less than 3 times the width. If the perimeter is 84, find the dimensions of the rectangle.
asked by Noah 
physics
How many minutes would it take a radio wave to travel from the planet Venus to earth?
asked by Musiyab Awan 
math
the sum of two no is 50 .the smaller no is two third of the greater no.. find the no.
asked by Anonymous 
social studies
why did the French give up their control of their colony in Vietnam in 1954? 1) a bloody war with communist led by Ho Chi Minh 2) the entry of the United States into the war in Vietnam
asked by Jaden 
English
1. He raised his arms above his head. 2. He raised his arms over his head. (Can we use both over and above? Do they have the same meaning?) 3. The sun's coming up above the mountain. 4. The sun's coming up over the mountain. (Can we use both over and
asked by rfvv 
social studies
What is one way that European nations transformed the landscape of Southeast Asia? 1) large plantations replaced small farms 2) people moved from cities to countyside
asked by Jaden 
I dont know
The vector has a magnitude of 8 units. If the xy coordinates of the tail of the vector are (0,0) what are the xy coordinates of the tip of the vector? Use the pythagorean theorem to help you decide: for right triangles c^2= a^2+b^2, where a and b are the
asked by Vanessa 
math
If a circle is circumscribing triangle xyz,find the radius of the triangle. Calculate the area inside the circle but outside the triangle
asked by Anonymous 
Science
A ball of mass 1000g moving with 7m/s impinges another ball of twice its own mass and moving with 1/6th of its own velocity and moves in the opposite direction. If the coefficient of restitution is 0.75, calculate the velocities of the two balls after
asked by Hamad 
PHYSICS PLEASE HELP ME
Consider a solid ball of mass m = 50g and is placed on a long flat slope that makes an angle of 30° to the horizontal. The ball was initially at rest and was then released such that it rolled down the slope without slipping. With a detailed explanation of
asked by Daniel 
Calculus
Evaluate ∫√(x^3+1)dx
asked by kate 
Calculus
Evaluate ∫tan(3x)dx
asked by kate 
social studies
which population and environmental issues are affecting the economy of Indonesia? 1) overcrowding and growing drought 2) declining population and air pollution 3) declining population and water pollution 4) overcrowding and destruction of rain forests
asked by Jaden 
physics
Two forces are applied to a 0.5 kg hockey puck causing it to accelerate. The first force has a magnitude of 10.0 N and is applied to the puck at an angle of 80 degrees with respect to the x axis. The second force has a magnitude of 3.5 N and is applied to
asked by Mark 
Math
Q. a^4  13a + 36 Factorise
asked by Anonymous 
Maths
2X²+Y=15 3X+9Y=1, Solve for X and Y.
asked by Ossy 
precalculus
I don't understand what steps I have to do in order to solve this problem. An angle's rays cut off an arc length of 227 centimeters in a circle with a 40 centimeter radius. A. What portion of the circle's circumference is cut off by this angle? B. What is
asked by Keira 
maths need help
If Log (a+3) (base 9)  log b(base 9)= c + (1/2) and log (a3) (base 3) + log b (base 3)=c  1. show that a^2=9 + 27^c and find the possible values of a and b when c=1
asked by Anonymous 
sir damon i need u help physics
The equation y=As in(wtkx)represents a plane wave traveling along the xdirection. If a=0.10m, w=8500hz and k=25/secs......Calculate the speed of the Waves Calculate the speed of the medium through which the wave is travelingl What is the equation of
asked by .... 
Prealgebra
Write the number in scientific notation. 1250=1.25x10^3
asked by juju 
Trigonometry
A fisherman used a 12 foot rope to tie a boat to the dock. The rope makes an angle of 40 degrees with the ocean. How far is the boat from the dock?
asked by Manuel 
Computer Science
FIND the sum and the average of marks of students given in 5 different subjects out of 100 by flowchart.
asked by SACHIN CHAUDHARY 
math
express a/5 +4/b as a single fraction
asked by carston 
Maths
8kg of fertilizer are needed for a garden.How much fertilizer would be needed for a garden of double the dimensions
asked by Riliwan 
Math
If you have 150 pages in a book and you have read one thrid of it how many.pages have you read so far
asked by Kiara 
spanish 1
cuando va a ir al concierto
asked by Tamaiya Harrison 
SCIENCE
Calculate the mass % of nacl in a solution containing 1.5g of nacl in 50.0g of water
asked by YIRA 
Math
Use Stokes' Theorem to evaluate S curl F · dS. F(x, y, z) = x2z2i + y2z2j + xyzk, S is the part of the paraboloid z = x2 + y2 that lies inside the cylinder x2 + y2 = 25, oriented upward.
asked by Anon 
Math
How many different integers represent the sum of two or more members of the set {4,3,2,1,0,1,2,3,4}?
asked by Anonymous 
STATISTICS
A die is biased and the probability, p , of throwing a six is known to be less than 1 6 . An experiment consists of recording the number of sixes in 25 throws of the die. In a large number of experiments the standard deviation of the number of sixes is
asked by NTEEDZI 
Math
In Mrs. Wallace's science class one half of the students are boys of the boys 1/8 or lefthanded what fraction of the students and Mrs. Wallace's science class are left handed
asked by Yfgjugfhuu 
Math
A movie theater sold 3 adult tickets for every 5 children tickets. They sold 180 more children tickets than adult tickets. How many children tickets were sold and how many adult tickets were sold?
asked by Anonymous 
physics
Specific heat capacity of a certain metal is found by heating the metal and then placing it into water which is in a container made of the same material. The metal has mass of 100g and is heated to 100 degrees celsius. The container has mass of 200g and
asked by Micheal 
Math
16 students have registered for a summer sports camp. they are to be divided into either a swimming or a tennis activity, with no more than 1 students in either group. in how many ways could the group in the tennis activity be chosen?
asked by HELP PLEASE 
Trigonometry
The Consumer Product Safety Commission recommends that the base of a ladder should be set out 1 foot from a wall for every 4 feet of vertical rise. a. What angle will a ladder so situated make with the ground? b. If Joe follows these recommendations, how
asked by Manuel 
Algerbra
Write an equation in slopeintercept form of the line that passes through the given point and is parallel to the graph of the given equation. (8, 4); y=4x+3 Write an equation for the line in slopeintercept form.
asked by Anonymous 
physic
A block of gold having dimension of 1.2 m long, 0.8 m width and 0.4 m thick. What is the mass of the block?
asked by lolo 
math
I bought 12 dozens of eggs at Rs 7.20 per dozen .Eighteen eggs were broken .I sold the remaining eggs at the rate of Rs 7.50 per dozen .find my gain or loss.answer is Rs 7.65
asked by Shreya 
maths
1kg of rice seed is needed for a rectangular plot 25m long.How much seed would be needed for a similar plot which is 100m long
asked by Riliwan 
maths
one pound of apple cost 5.25 and one pound of oranges 3.80 and sell 4.25 how much % of apples and oranges need to make 52lbs together
asked by manikanta 
maths
The diameter of a sphere is three times that of another sphere.How many times greater is its surface area
asked by Riliwan 
Math iniqualties and versitiles
3(4+5+6)=(3*4+3*5+3*6)=45 3(4+5+6)=3(15)=45 What are the ways to calculate these equations with distributive property?
asked by Lucy Plz Help me 
Math
Deposit $5 weekly in 40 yrs what is the balance
asked by Anonymous 
algebra
A collection of thirtyseven coins consists of nickels, dimes and quarters. There are ten more dimes than nickels. Represent the value of all the coins using one variable.
asked by frankie 
english
 1. Everywhere you go, you will find the same thing. 2. Wherever you go, you will find the same thing. 3. No matter where you go, you will find the same thing. Are they all the same in meaning? Which one is popuplar? •English 
asked by rfvv 
English
1. She wears light makeup that looks natural. 2. She puts on light makeup that looks natural. 3. She is wearing light makeup that looks natural. 4. She is putting on light makeup that looks natural.  Are they all gramatical? Any
asked by rfvv 
english
can someone help me with Frederic douglass and how he learned !@#$%^& to read and write
asked by lamisha 
English
An airplane is a vehicle with wings and one or more engines that enable it to fly through the air  In this sentence, what does 'it' refer to? Does 'it' refer to 'an airplane' or 'a device'?
asked by rfvv