Saturday
October 10, 2015

# Homework Help: Math

## Recent Math Questions

math
write the number in two other forms 6,007,200 and 32,005,008
Tuesday, September 1, 2015 by colin

Math
Need help please!! Stumped A man stands next to the cape hatteras Lighthouse in North Carolina. The lighthouse and the man are perpendicular to the ground. The suns rays strike the lighthouse and the man at the same angle forming two similar triangles. If the man is 5.8 ft ...
Tuesday, September 1, 2015 by Linda h

Math
1. Solve the equation. -6g = 42 a. g = 7 b. g = -7 c. g = 252 d. g = -252 2. Solve the equation. x/8 = 16 a. x = 128 b. x = 24 c. x = 8 d. x = 2 3. Solve the equation. 12m = 14.4 a. m = 120 b. m = 12 c. m = 1.2 d. m = 0.12 4. Solve the equation. x/3 = -15 a. x = 45 b. x = -45 ...
Tuesday, September 1, 2015 by Malasia

math
Mel had picked 4 times as many green peppers as red. She picked a total of 20 peppers. How many green peppers did she pick
Tuesday, September 1, 2015 by Mataia

MATH
My Math work instructions is place the numbers from least to greatest. 7 squared, 2, 8/2 squared = 2, seven squared, and 8/2 squared. 10 squared, pi, 3.5 = pi, 3.16, 3.5. 220 squared, -10, 100 squared, 11.5 = -10, 220 squared, 100 squared, 11.5. 8 squared, -3.75, 3, 9/4 = -3....
Tuesday, September 1, 2015 by TAMARA

Math
Solve the inequality and express the solution in terms of intervals: x-2/3x+5 ≤ 4 This is how I did it: x-2/3x+5 - 4(3x+5) ≤ 0 x-2-12x-20/3x+5 ≤ 0 -11(x+2)/3x+5 ≤ 0 Can you please tell me if the answer is right and if so then how do we express the ...
Tuesday, September 1, 2015 by Mike

math
A worker submits the following data on a timesheet: Week 1 - Total hours: 42 (including 4 hours sick leave, 6 hours travel time. What percentage of the recorded time did the worker spend traveling?
Tuesday, September 1, 2015 by mika

Math
A rock is thrown upward with a velocity of 12 meters per sec from the top of a 25 meter high cliff and it misses on it's way back down. When will the rock be 3 meters from water
Tuesday, September 1, 2015 by Kelly

math
For positive integers x and y, x+y=21. What is the smallest possible value of xy? a.10 b.20 c.38 d.54 e.110
Tuesday, September 1, 2015 by anonymous

Math
please help I need to write a proportion! A backpacker in the sierras hikes 5.5 miles in 2 hrs. If the hiking rate remains the same how far will the backpacker hike in 7 hrs? 60 miles = 60 minutes 1 hr 120 miles = 2hr 180 =3 hr
Tuesday, September 1, 2015 by Linda h

Math
A piece of wire was cut in the ratio 4:7 . The longer piece was 42 cm . Find the length of the shorter piece. Use RDW to solve . Use RDW strategy to solve .
Tuesday, September 1, 2015 by Chaely

math
How do you find the actual distances of these problems with a scale of 3/4" = 500 mi. 1 3/4" 14" 13" 3" 6"
Tuesday, September 1, 2015 by lucia

math
-6z=12 I think it is z=12
Tuesday, September 1, 2015 by lost

Math
If Ms. Herbert gives her class a English quiz every 6 days any math quiz every 10 days when is the first day there will be a math and English quiz on the same day
Tuesday, September 1, 2015 by Alex

Math
Jill says that 12.6......... Is less than 12.63. Explain her error?
Tuesday, September 1, 2015 by Tisy

Math
Alyssa said that6/8 and 9/12 are not equivalent because there is no whole number you can multiply both parts of 6/8 by to get 9/12. Is she correct? Explain.
Tuesday, September 1, 2015 by Amari

Math
A ribbon is 3 2/3 long. Mae needs to cut the ribbon into pieces that are 2/3 yard long. How much ribbon will be left after she cuts these pieces?
Tuesday, September 1, 2015 by A

Math
Suppose that the cost of a truck rental is related to the number of hours the truck is rented by a linear equation. Also, suppose the cost of a 2-hour rental is $55 and the cost of a 3-hour rental is$65. Find the cost of a 6-hour rental.: *
Tuesday, September 1, 2015 by Hernan

Maths
Hi this is math How many pounds of mixed nuts selling for 4.75 dollars per pound (lb, not money) should be mixed with 10 pounds of dried fruit selling for 5.50 dollars per pound to obtain a trail mix that sells for 4.95 per pound? I find these really hard
Tuesday, September 1, 2015 by Chikako

math
wat is a quantity
Tuesday, September 1, 2015 by malori

Math
Would two coterminal angles for -13pi/6 be -25pi/6 and 11pi/6?
Tuesday, September 1, 2015 by Anonymous

math
write this number in word form 310,763,136 write this number in expanded form 20,484,163
Tuesday, September 1, 2015 by colin

math
Which rate of speed is higher. A car completing a 500-mi race in 3 1/3 hours or a car completing a 300-hours in about 2 1/2 hours
Tuesday, September 1, 2015 by andrea

Math
A bag contains 5 red, 7 yellow, 8 green, and 3 blue markers. What is the p(two green markers) will be chosen if the markers are not replaced as they are chosen?
Tuesday, September 1, 2015 by Thomas

math
which of the following sets of line segments could make a triangle? i don't get it could you explain please a. 3,5,4 b. 1,3,2 c. 12,20,7 d.14,11,15
Tuesday, September 1, 2015 by Nina

math
covert 8 and 2/11 to hours and minutes
Tuesday, September 1, 2015 by Sapphire

math
the following are the probabilities of selecting iteams from a bag (candy: grape ?, cherry 3/8, apple 1/4). What is the probability of selecting grape?
Tuesday, September 1, 2015 by sarah

math
write the number in two other forms 6,007,200 and 32,005,008
Tuesday, September 1, 2015 by colin

Math
A bag contains 5 red, 7 yellow, 8 green markers. What is the p(two green markers) will be chosen if the markers are not replaced as they are chosen?
Tuesday, September 1, 2015 by Taylor

math
24 increased by twice a number z
Tuesday, September 1, 2015 by Nat

math
explain how to solve 82 +9(12 divided 3.2) -7 I thing 8x2=16 + 9=25 12 divided 3 x 2 -7 =1 25 + 1 =26
Tuesday, September 1, 2015 by Lost

math
One side of a triangle is 4 inchesinches longer than the side that is the base of the triangle. The third side is 6 inchesinches longer than the base. If the perimeter is 37 inchesinches​, find the length of each side.
Tuesday, September 1, 2015 by aryan

math
What is solution 5q =-75? I think it is -15
Tuesday, September 1, 2015 by Lost

Math
A recipe for 1 1/5 dozen pancakes calls for 2 1/3 cups of milk. How many cups are needed to make 1 1/10 dozen pancakes? Answer as a mixed number
Tuesday, September 1, 2015 by Evette

Math
A recipe for 1 1/5 dozen pancakes calls for 2 1/3 cups of milk. How many cups are needed to make 1 1/10 dozen pancakes? Answer as a mixed number.
Tuesday, September 1, 2015 by Evette

math
The sum of a number divided by 5 and 7 is 2. i need help writing this as an equation thank you
Tuesday, September 1, 2015 by lauren

Algebra 1
1.Which of the following situations best describes a student engaged in active learning. A. A student uses only one of the resources provided by the teacher*** B. A student skips parts of lessons that he or she finds difficult C. A student records questions to ask the teacher ...
Tuesday, September 1, 2015 by Abby

math
the product of two numbers is 161. twice the smaller is 9 less than the larger
Tuesday, September 1, 2015 by lovely

What is the value of the underlined digit? $2.29 (9 is the underlned digit). My teacher said it's not the ones place. How do i figure it out? Tuesday, September 1, 2015 by Jared math 5,10,20,40,__,___,___,___ Tuesday, September 1, 2015 by Anonymous math find the arc length of the curve y = lnx for x = 1 to x = square root of 8 Tuesday, September 1, 2015 by kelvin Math Explain how you can use a straightedge and a compass to construct an angle that is both congruent and adjacent to a given angle. Monday, August 31, 2015 by JJ 8th grade math I am in 8th grade math as a sixth grader. I am stuck on one problem. It is this: You are making a necklace that is 9 inches long. You use 6 beads for each inch. what integer is the change in your supply of beads after making the necklace? Monday, August 31, 2015 by Casey Math The definition of the derivative, applied to f(x) = 7^x, results in the formula f'(x) = k \cdot 7^x where k = lim of ((7^h-1)/(h) h approaches 0 The value of the constant k cannot be determined using the usual tricks for evaluating limits. Using your calculator, ... Monday, August 31, 2015 by Jordan Math Make alast of possible out comes... my hundreds place number is greater than 7 and my tenths place number is 1 greater than my hundreds number and my ones place number is less than 2 Monday, August 31, 2015 by Tana math What number is one million greater than 337,676 Monday, August 31, 2015 by malachi Math A banquet hall has 22 tables for 4 and 15 tables for 6 ,but 3 chairs are missing from the tables .How many many chairs will there be if 134 are seated Monday, August 31, 2015 by Natalie Math I am a 4-digit even number. I am less than 2500. The digits in my hundreds and the tens place is different. The digits in my hundreds place are less than the digits in the one thousands place. The sum of my last 2-digits equal 9. I am _? Monday, August 31, 2015 by Rico Math 100 ed moura has$11000 invested in 6%. how much additional money should he invest in certificates of deposit paying 3% so that the average return on the two investments is 4%
Monday, August 31, 2015 by Jte

Math
What am I? I am a decimal fraction with three digits I am bigger than half of 6 I am smaller than double 2 All my digits are odd When you add my digits you get 15
Monday, August 31, 2015 by Alicia

math
Bob enlarged the size of a photo to a width of 18 inches. What is the new height if it was originally 6 inches tall and 4 inches wide?
Monday, August 31, 2015 by madison

Math
I need help on my math the question is make up a set of at least 12 numbers that have the following landmarks with maximum:8 range:6 mode:6 median:5 can you help me solve this equation
Monday, August 31, 2015 by Abbey

math
660/60 = ft/s
Monday, August 31, 2015 by Anonymous

Math
What is the circumference of a circle with a point at the center located at (7,5) and a point of the edge (7,12)? Tell me how you can find the answer!
Monday, August 31, 2015 by Taylor

math
A pool must be 25 meters long and 3 meters deep and the room is only 10 meters wide can u still build a pool that will hold 800 cubic meters of water and why
Monday, August 31, 2015 by Kaliah Gables

Math
Write each number sentence as a equation x is less or equal to 18 X=18 X<18
Monday, August 31, 2015 by Bryson

math
In the city , the monthly high temperature for July is 88°F. The record monthly low temperature is 30°F .what is the range of temperature for July?
Monday, August 31, 2015 by amia

Math
Katie said, "negative numbers are integers." What was her error?
Monday, August 31, 2015 by Tisy

math
During a promotional weekend , a state fair gives a free admission to every 17th person who enters the fair. On saturday, there were 6,742 people attending the fair. On sunday, there were 5,487 people attending the fair. How many people received a free admission over the two ...
Monday, August 31, 2015 by pietro

Please explain: Ursula wrote the sum of 5.815 + 6.021 as a sum of two mixed numbers. What sum did she write? Compare the sum of the mixed numbers to the sum of the decimals? Please explain.
Monday, August 31, 2015 by Crystal

math/ratio tables
A girl runs 50 miles in 60 minutes. At this rate,how long would it take her to run 15 miles?
Monday, August 31, 2015 by Vince

A diver's elevation is -30 feet relative to sea level. She dives down 12 feet. What is her elevation after the dive?
Monday, August 31, 2015 by Ali

Math
1.A number is not an integer. What type of number can it be? 2. Katie said, "negative numbers are integers." What was her error?
Monday, August 31, 2015 by Tisy

Math
Is 257 a whole number or a rational number
Monday, August 31, 2015 by Tisy

math
Cherish planted 12 flowers. She put the same number of flowers in each row. Draw a picture to show how she planted her flowers. Write an addition sentence to match your problem
Monday, August 31, 2015 by Anonymous

math
How do I solve 18x - 6x + 2x
Monday, August 31, 2015 by tomeisha

Math
How much larger than the sum of -1, -2 and 5 is the sum of the squares of these same integers?
Monday, August 31, 2015 by Naomie

Math
The record for the Boston Marathon's wheelchair division is one hour 18 minutes and 27 seconds A) The Boston Marathon is 26.2 miles long what was the average speed of the record winner of the wheelchair division round to the nearest hundredth B) at this rate how long ...
Monday, August 31, 2015 by Paige

Math
1. a triangle has vertices at (0,0), (2,1),(1,3). About which line could the triangle be resolved, in order to form one cone? A) the line at x=2y B) the line at y=3x C) the x-axis D) the y-axis Could someone please explain how to do this? Thank you.
Monday, August 31, 2015 by Tim

Math
100 milk cartons were put out for breakfast. At the end of breakfast ony 27 remained what is the ratio of milk cartons taken to total milk cartons
Monday, August 31, 2015 by Anonymous

Math
1. Nicole plans to apply 2 coats of varnish to a square floor measuring 12 feet on each side. if 1 quart of varnish covers 150 square feet, what is the minimum number of quarts of varnish nicole needs for 2 coats of varnish? A) 1 B) 2 C) 3 D) 4 So this question is really ...
Monday, August 31, 2015 by Tim

Math
1. In geometry, the symbol used to identify an object often looks like the meaning, or picture, of itself. Which of the symbols in geometry listed below does not resemble itself? A) angle B) parallel C) perpendicular D) similar** Is the answer D? Thank you for any help. :)
Monday, August 31, 2015 by Tim

math
1/4 my answer is 0.25 am i correct?
Monday, August 31, 2015 by dana

math
Am i correct? 90° ferenhight = 33° celcious
Monday, August 31, 2015 by lola

math
Factor the expression: x^3-4x^2-4x+16. I ended up getting x^3-4(x^2+x-4), but can I take it farther than that?
Monday, August 31, 2015 by kelly

math(algebra)
a boat can travel at a speed of 15 kph in still water. the boat travels 40 km downstream in a river at the same time it takes to travel 25 km upstream. what is the speed of the river?
Monday, August 31, 2015 by daniela

math accounts economics
what job can I get with these subjects
Monday, August 31, 2015 by Anonymous

Math
The volume of a block of a gold is 0.5 m sqare. if it is hammered into a sheet to cover an area of 1 hectare,find the thicness of the sheet.
Monday, August 31, 2015 by Ahmad

Math
The parallel sider of a trapezium are 25 cm and 11 cm, while its nonparallel sides are 15 cm and 13 cm. find the area of the trapezium.
Monday, August 31, 2015 by Ahmad

Math
At a speed of 45 yards per minute, a 120 pound swimmer burns 600 calories per hour. Use two different methods to write a linear equation that models the number of calories burned per hour as a function of a swimmer's weight
Monday, August 31, 2015 by T

Math
Question1: find the least perfect squared number that is divisible by 12, 16,20 and 24
Monday, August 31, 2015 by Noor

Math
Question2: a gardener with 5770 plants to arrange them such that the number of rows of plants equals the number of plants in each row. When he does so,he discovers that the number of plants falls short by 6 .find the number of rows the gardener wants to make.
Monday, August 31, 2015 by Noor

math,accounts,economics
what job can I get with these subjects
Monday, August 31, 2015 by tamara

Math, trigonometry
An observer in a lighthouse 47m high sights a ship at at an angle of depression of 4.25• if the the foot of the light house is at sea level how far is the ship from the foot of the lighthouse
Monday, August 31, 2015 by Sam

Math
Please help me with this question solving for x. Thanks. 4^x = 10 - 4^(x + 1)
Monday, August 31, 2015 by G

math
a yeast grows at a rate proportional to its present size, if the orinally amount doubles in two hours, in how many hours will it triple?
Monday, August 31, 2015 by jonie

math
If you have to find f(t)g(t) where f(x) = 2/x and g(x) = 4x+2 I got 2/t times 4t+2 and then from that I got 8t+4/t. How do I simplify that further?
Monday, August 31, 2015 by Natalie

math
Find f(g(x)) where f(x) = 2/x and g(x) = 4x+2 I got till 2/(4x+2) but am not sure where to go from there. Please help!
Monday, August 31, 2015 by Natalie

Math
The cost-benefit equation T=-0.623-194 In (1-p) describes the approximate tax T, in dollars per ton, that would result in a p% (in decimal form) reduction in carbon dioxide emissions. What tax will reduce emissions 70%?
Sunday, August 30, 2015 by Lauryn

math
Sunday, August 30, 2015 by Dave

Math
2=log2(4)
Sunday, August 30, 2015 by Lauryn

math
how to do -48= 2q and 13 n/10
Sunday, August 30, 2015 by billy

math
translation for y less than 18 times 6
Sunday, August 30, 2015 by ethan

math
translation of 12 less than 15 time x
Sunday, August 30, 2015 by ethan

math
translation of the quotient of 100 and w
Sunday, August 30, 2015 by ethan

math
the product of a number and 35
Sunday, August 30, 2015 by ethan

Math
I have a problem find the number in a open number line , my multiplication is 28x6 =168 how can I do this in a open number line ?
Sunday, August 30, 2015 by AnnaChavez

Math
Pencils come in packages of 10 each. Packages are packed 20 to a box, and boxes are packed 500 to a carton. How many pencils are in a carton?
Sunday, August 30, 2015 by Nicole

math
Find x 1) 6log(down)10 x=1.6 2) e^-4x=1.943 3) 1.3x10^-4 x=4.7/x -6.3x10^-3 4) 6lnx=1.6 5) x^2¡Ñ23y^2 = 1.78x10^32¡Ñz please help I really can't solve this problem.
Sunday, August 30, 2015 by Kevin

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