Questions Asked on
July 6, 2015

F.g.c jos
Maths,show a composite solid consisting of a cube of edge,28cm and a square based pyramid of height 16cm.calculate the volume of the solid.
asked by Miracle 
Information literacy lesson 2
Within Expanded Academic ASAP, you'll begin your search by choosing to search by A. Keyword, publication, and abstract B. Keyword, subject, or publication title C. Full text, images, and number of pages D. Report, subject, and brief article My answer is A
asked by Bern 
math
Find the weight of a 60 kg astronaut on earth?
asked by Aviwe 
maths
A town's population increased by 1200 people,and then this new population decreased 11%. The town now had 32 less people than it did before the 1200 increase. Find the original population.
asked by Tejaswi 
Information literacy lesson 2
An example of a plain language search is A. Tire AND flat B. Tire* C. How do I change flat tire? D. Tire NOT mechanic
asked by Bern 
maths
If one of the zeroes of the cubic polynomial x3+ax2+bx+c is 1 then the product of the other two zeroes is (A) b a +1 (B) ba1 (C) ab+1 (D) ab1
asked by sanjay 
Math
1. JUGGLING NUMBERS From old newspapers cut out digits 0 to 9 and stick them in a creative manner. Make sure the digits are not too small. Juggle the digits to make the numbers described below. The challenge is you can use a digit only once in a number. 1)
asked by Hasitha 
Math
Find the length of the curve r(t)=sqrt(2)ti + e^tj + e^tk, 0
asked by Rick 
mathematics : intergration
A particle moves in a straight line through a fixed point O with a velocity (4t)m/s find an expression for its displacement S from this point given that S=S when t=0
asked by Diana 
chemistry
1. Which example has particles that can be drawn closer to occupy smaller volume? a. fruit juice b. block of wood c. air inside the syringe d. ice cube 2. Which of the following phenomena does NOT involve the application of gas pressure? a. burning fuels
asked by ken 
Science
A car runs off the road and hits a stationery rock. Some glass pieces from the windscreen are projected forward and were found at an average distance of 15 meters from the car. The average height of the windscreen is 1.5 meters. Calculate the speed of the
asked by Jimmy 
Psychology
How can attitude be distinguished from a passing thought about something or someone?
asked by Lian 
maths
The number of polynomial having zeroes as 2 and 5 is (A) 1 (B)2 (C) 3 (D) more than 3
asked by sanjay 
English
Technology has brought about some changes in different areas of our lives , such as changes in transportation , medical sciences , communication as well as in the home . Discuss the impact of such changes on two areas , giving specific examples . Write
asked by Rainie 
Algebra
A total of 598 tickets were sold for the school play. They were either adult tickets or student tickets. There were 52 fewer student tickets sold than adult tickets. How many adult tickets were sold?
asked by Jessica 
math
Kim has fraction 1 over 2 cup of almonds. She uses fraction 1 over 8 cup of almonds to make a batch of pancakes
asked by devin 
statistics
15. A financial consultant conducts seminars with each seminar limited to 20 attendees. Because of the small size of the seminar, and the personal attention each person receives, a large number of attendees are expected to become clients. From the past
asked by meri 
physical sciences(chemistry)
Explain why solution turns blue by referring to the relative strength of oxidising agent?
asked by Xalati 
Maths
Prove that Sin^2(20)+sin^2(40)+sin^2(80)=3/2
asked by Kasumi 
Information literacy lesson 2
Which of the following sources likely has the most reliable information? A. A computer science textbook written by an expert in the field in the early 2000s B. An article in last month's issue of a peerreviewed trade journal C. A graduate student's blog
asked by Bern 
Grammar
On many mornings, the sky is adorned with peachandmeloncolored ribbons as a blazing SOLAR sun begins to peek over the horizon. 1) Which choice would be the most consistent with the figurative description provided elsewhere in the sentence? A. No change
asked by Kimberly 
Physics
At takeoff a commercial jet has a 65.0 m/s speed. Its tires have a diameter of 0.700 m. (a) At how many rpm are the tires rotating? Incorrect: Your answer is incorrect. rpm (b) What is the centripetal acceleration at the edge of the tire? Incorrect: Your
asked by Karina 
Physics
The existence of the planet Pluto was proposed based on irregularities in Neptune's orbit. Pluto was subsequently discovered near its predicted position. But it now appears that the discovery was fortuitous, since Pluto is small and the irregularities in
asked by Karina 
physics 20
Jack the Jaguar can run for only 1.0 min at 13.0m/s before he has to stop to rest, while Zeke the zebra can gallop at 7.25m/s for 5.0 min. How long does Zeke actually have to run for to elude Jack? Can Jack catch Zeke for lunch if they are initially 350m
asked by ran 
Math (Finite)
5. Let A = 1 4 2 3 and B = 3 2 4 6 calculate the entry in the second row, second column in AB
asked by Stephanie 
Geometry
Complete Problem 34 in Section 5.2 Exercises (Ch. 5) of Essentials of Geometry for College Students. Use the table below to show your work and solve the problem. You may add or delete rows as necessary.
asked by Ice 
math
simply 375 over 200
asked by shirri 
Chemistry
Give an example of one polyatomic cation and one polyatomic anion. Show how these ions combine to make a compound. My thinking: CationClO AnionK How they form, I don't know?
asked by Isaac 
math
write 515% = 3/10 as a mixed number or fraction. answer in simplest terms
asked by anne 
Grammar
In the sentence " I am fond of both kinds of comics". Which word is the verb
asked by Morris 
physics 1401!!!
A 2000kg car rounds an unbanked curve with a radius of 45 m at a speed of 15 m/s. What minimum coefficient of friction must exist between the road and tires to prevent the car from slipping? (g = 9.8 m/s2)
asked by help me plzz (: 
Science
Einstein put forward the massenergy equation E=mc2. Can anybody explain why c is squared(2)?Also derive the equation give above.Thanks.
asked by Genius 
Law
Which of the following groups of people is not majorly impacted by mandatory minimum sentences for crack cocaine? (Points : 1)
asked by kim brock 
Physics
Engineering a highway curve. If a car goes through a curve too fast, the car tends to slide out of the curve. A frictional force acts on a fast car to oppose the tendency to slide out of the curve. Consider a circular curve of radius R and bank angle θ,
asked by Natalia 
Physics
A small block slides along the inside of a hemispherical bowl of radius r = 41.4 cm. When the block is at an angle of θ = 62.3° above the lowest point, it is sliding down with a speed of v = 3.02 m/s and speeding up at a rate of 3.54 m/s2. Find the
asked by Roman 
physics
A spring 30mm by a force of 15N calculate the workdone by the force
asked by chidolsky 
Chemistry
Heat is applied to an ice cube in a closed container until only steam is present. Draw a representation of this process. What happens to the size of the molecules and total mass of the sample?
asked by Person 
mathematics :integration
A particle moves in a straight line through a fixed point O with velocity (4t)m/s find an expression for its displacement S from this point given that S=5 when t=0
asked by Diana 
PHYSICAL EDUCATION
importance & benefits of stretching & warmup exercises ???
asked by zaree 
math
The united ages of a man and his wife are six times to united ages of their children. Two years ago their united ages were ten times the united ages of their children and six years hence their ages will be three times the united ages of their children. How
asked by omkar bisht 
Geometric Progression
The first five terms of a sequence are 9,16,25,36,49,.....find A) the 8th term. B) the nth term?
asked by Mutakai Rennie 
physics
At sea level, the atmospheric pressure is 1.04×10 to the power 5 pa.Assuming g=10ms sq and density of air to be uniform and equal 2 1.3kg m cube find the height of the atmosphere.
asked by alvin 
geography
examine the sphere of influence of an organisation that renders service in your area, clinic and locsl high school
asked by shirley 
Math
A reel of electric wire 150 metres long cut into two pieces. One is 40 metres shorter than twice the length of the other. How long is each piece.
asked by PHil 
Statistics
The probability distribution of number of calls coming to a call center every 15 minute period is shown below. x 5 6 7 8 9 10 11 12 13 p ( x ) 0.02 0.04 0.07 0.08 0.09 0.11 0.12 0.13 0.10 Continued… x 14 15 16 17 18 19 20 p ( x ) 0.07 0.06 0.04 0.03 0.02
asked by meri 
statistics
7. The following statements are true for a binomial distribution except: (a) Binomial is a continuous probability distribution. (b) There are n number of trials. (c) There are two possible outcomes for each trial: Success (S) and Failure (F). (d) The
asked by meri 
statistics
11. You are taking a multiple choice examination that has 20 questions in a particular section with 5 possible answers for each question. You did not study for the test and you guessed the answers. The probability that you will get at least 50% of the
asked by meri 
statistics
The US Environmental Protection Agency reports the average fuel costs for various makes of cars. In recent years the fuel costs for mid‐size Japanese cars averaged $1200. Suppose that the annual fuel costs for various makes of automobiles are normally
asked by meri 
statistics
TRUE OR FALSE 35. A survey of women owned business found that approximately 30% of all small businesses are owned by non‐Hispanic white women. In a sample of 250 non‐Hispanic businesses owned by whites, the average number of businesses owned by female
asked by meri 
Science
Two balls of mass 10kgs and 100kgs are thrown vertically up at the same speed which ball will pass the point of projection in their downward direction with greater speed?
asked by Adithya 
Physics
A 2.50 kg fireworks shell is fired straight up from a mortar intending to reach 110m. How much downward force is created to propel that shell upwards to it's intended target?
asked by Mark 
Chemistry
A 150.0 mL sample of a 1.50 M solution of CuSO4 is mixed with a 150.0 mL sample of 3.00 M KOH in a coffee cup calorimeter. The temperature of both solutions and the calorimeter was 25.2°C before mixing and 31.3°C after mixing. The heat capacity of the
asked by Richard 
math
What is the payoff for a loan with monthly payments of $359.69, after 26 payments have been made, contract was for 3yrs. at an annual interest rate of 9.2%? need to figure out payoff with 10 payments left, not working out for me
asked by crash 
Spanish
I was hoping that someone could prof read my essay and check for proper uses of words, grammar, spelling, and conjugations of words. the first three paragraphs are what I have to write in spanish. the three paragraphs below that is the english version of
asked by Caleb 
pre calculus
32% of a particular radioactive substance disappears in 227 years. Part 1: Find the decay constant. Your answer must be correct to five decimal places. Part 2: Determine the time T in years required for 93% of the substance to disapper. Your answer must be
asked by Morgan 
physics
In all parts: assume the the air temperature is 17.8o C, so the speed of sound in air is 342.0 m/s. Part A. Suppose a ship's foghorn is sounded toward an iceberg, and an echo is heard 6.16 s later. Find the distance from the ship to the iceberg. d = ? m
asked by Claudia 
Chemistry
How many moles are there in 0.7g of CFC's
asked by Fida 
math
pi1:2xy4=0
asked by Dheeraj Kumar 
Information literacy lesson 2
What is Expanded Academic ASAP? A. An openaccess search engine on the web B. A Boolean search engine C. A periodical database D. A metasearch engine
asked by Bern 
biology
What is cyclosis?
asked by yasir Ali 
Calculus
The velocity of a ball that has been tossed vertically in the air is given by v(t) = 16 − 32t, where v is measured in feet per second, and t is measured in seconds. The ball is in the air from t = 0 until t = 2. Determine the value of v'(1). What are the
asked by George 
Physics
An automobile with 0.300 m radius tires travels 75,000 km before wearing them out. How many revolutions do the tires make, neglecting any backing up and any change in radius due to wear?
asked by Karina 
Physics
Suppose the graph of displacement vs. time produced by the ball's motion is: y = 1.56t^2 + 1.04t + 8.11 What is the magnitude of the acceleration of this object?
asked by Sara 
Chemistry
What are the pros and cons of using the lewis structure? What I have so far is that it shows the shape of the compound.
asked by Anonymous 
Calculus
log (base 3) x^2 = 2log(base 3)44log(base 3)5 And I need to solve for x.
asked by Mona 
Chemistry
When is the term, formula unit, useful? Is it when trying to figure out the empirical formula?
asked by Isaac 
Chemistry
What would the partial pressure of hydrogen in the gas collection tube be if the water in the tube was 25.0 mm above the water level in the beaker, the room pressure was 655 mm Hg, and the temperature of the room was 22 degrees C?
asked by Jenny 
physics 20
Mr. Smith is standing 50m from a large bell. With his mighty throwing arm, Mr.Smith throws a rock at the bell and he hears the sound of the bell 4.5s later. If the speed of sound is 330 m/s, what was the speed of the rock in the air?
asked by ran 
English
1. He is doing volunteer for poor kids. 2. He is doing volunteer work for poor kids. ============== Is #1 OK?
asked by rfvv