573 Answered Questions for the topic Math Answers

Math Answers Math Algebra Math Help

04/20/16

True or False (Logarithm)
Determine if True or False.    *small # under log   1) log*5(xy)=(log*5x)(log*5y)   2) log*5 4= log4/log5                 
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04/17/16

What volume of blood passes along the artery in one second?
An artery has a circular cross section of radius 3 millimeters. The speed at which blood flows along the artery fluctuates as the heart beats. The speed after t seconds is 20+5sin(2πt) meters per... more
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04/16/16

How quickly was the population changing at the start of 1985?
The number of rabbits in a forest varies with time. During the period of 1980 to 1990 the number is given approximately by the formula 8000+5000sin(2πt/5) where t is the number of years after... more
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04/12/16

How long will it take the car to travel 100/6 meters?
The speed of car A after t minutes is 5*t m/s. How long will it take the car to travel 100/6 meters?   The answer I got was 20, and even checked the back of my textbook, and that answer is... more
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04/08/16

Is Bob's method for determining the area of the irregular shape valid or not?
Bob wants to find the area of an irregular shape. He cuts a piece of string to the length of the perimeter of the shape. He measures to see that the string is about 60 cm long. Bob then forms his... more
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Math Answers Math Word Problem

04/07/16

A car’s original price was $26,500. Mr. Thomas paid $16,430. What percent discount did Mr. Thomas receive on the car?
really need help
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Math Answers

04/07/16

is the line of 1,-2 & 4,-2 vertical or horizontal?
 i need help fast please
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Math Answers Math Help

04/02/16

Help Me !!!!!
The vertex of a parabola is in the first quadrant of a coordinate grid. A line with a negative slope passes through the origin. If the parabola and line intersect at the origin, which statement... more
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03/30/16

Larry's car depreciated 30% during the first year he owned it. If he paid $24,750 for the car, what was his car worth the second year?
Larry's car depreciated 30% during the first year he owned it. If he paid $24,750 for the car, what was his car worth the second year?  
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03/30/16

Larry's car depreciated 30% during the first year he owned it. If he paid $24,750 for the car, what was his car worth the second year?
   What was his car worththe second year?  
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Math Answers

03/28/16

The length of a rectangle is four times its width. If the area of the rectangle is 16 square inches, what is the height of the rectangle
Triangle length of a rectangle
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Math Answers

03/27/16

sqrt 2 + sqrt 2
√2 + √2
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03/25/16

how can is happen that three different animals could be claimed largest?
Describe how it could happen that three different animals could each be claimed -rightfully- to be the largest of the three. Discuss the implications of this kind of situation for teaching students... more
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Math Answers Math

03/25/16

if you went 168 miles in 3 1/2 hours, whats the hourly unit rate
what is 168 divided by 3 1/2  
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03/24/16

how many dump truck loads?
A construction company has dump trucks that hold 10 cubic yards. If the company's workers dig a hole that os 8 feet deep, 20 feet wide, and 30 feet long, then how many dump truck loads will they... more
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03/24/16

How can each pool be considered "deepest"?
Suppose there are 2 rectangular pools: One is 30 feet wide, 60 feet long, and 5 feet deep throughout, and the other is 40 feet wide, 50 feet long, and 4 feet deep throughout. Show that each pool... more
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Math Answers Figure It

03/14/16

Traveling 775 miles. I get 12 miles to the gallon and gas is $1.85 a gallon. How much will the total gas bill be?
I need help figuring the cost of gas for this trip
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Math Answers

03/04/16

$18.99 CD; 15% discount
$18.99 Cd; 15% discount
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Math Answers

03/03/16

the larger of two numbers is 12 more than the smaller. Their sum is 84. Find the numbers
the larger of two numbers is 12 more than the smaller. Their sum is 84. Find the numbers
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Math Answers

02/24/16

Find the distance between point A (-5,3) and point B (8,3)
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Math Answers

02/21/16

Jan can walk 5 miles in one hour.how many minutes will it take her to walk one mile
Jan can walk 5 miles in one hour. How many minutes will it take her to walk one mile ? 
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Math Answers Proportions

02/04/16

A 16GB iPod can hold 20 hours of music. How many can a 20GB iPod hold
It has to do with proportions and I need help solving it
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Math Answers

01/31/16

If a teacher gives 7 stickers to each student in the class, she will have 24 stickers left. She is 32 stickers short of giving each student 9 stickers.
How many students are in the class and how many stickers does she have?
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Math Answers

01/27/16

lxl + 5 <= 1
lxl + 5 ≤ 1
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01/20/16

How does one come to the answer 0.12 from (0.045 + x * 0.504) / (0.003 + x * 0.0105) = 25. What rules are involved to solve this equation?
How does one come to the answer 0.12 from (0.045 + x * 0.504) / (0.003 + x * 0.0105) = 25. What rules are involved to solve this equation?EDIT: thanks for pointing it out. :D
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