7,199 Answered Questions for the topic Math Help

05/24/17

Pre cal problem
Use absolute value notation to represent the following:   a. All numbers x whose distance from -3 is less than 3.2   b. All numbers x whose distance from 2 is less than 2.7   c. All numbers x... more
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Math Help

05/24/17

how do you find length of the diameter with two given endpoints
endpoints -5,6 and 3,0
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Math Help

05/24/17

Tamara’s dosage of medication has recently decreased 20 milligrams per day. What is the total decrease in Tamara’s medication at the end of the week?
I had got 150 as my answer but instructor gave me this feedback  Each day the patient’s medication decreases by 20 mg. How much has the medication dosage dropped after 1 day? Two days? ….. Seven... more
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Math Help

05/24/17

what is 46 2/3% of 28
I had showed my work and got the answer 1306.66667 but then got the fraction answer 1306 2/3 need help he took off 2 points for the answer I gave him.
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Math Help

05/24/17

Convert 8 1/4% to a decimal
I got 8.25 as my answer but instructor said that it is not 8.25 so I am confused
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Math Help

05/24/17

The length of a rectangular flower garden is 5 feet more than its width. If the area of the garden is 104 square feet, find the dimensions of the flower garden.
Find the Dimensions
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Math Help

05/23/17

Can you solve this?
1. In an electric circuit the resistance R, n ohms, increases when the current I, amps, in the decreases. The function R = 100/12 relates the resistance to the current.   a. What is the... more
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05/23/17

Pre cal problem
School starts in 30 minutes and you live 17 miles from school. What average speed (in miles per hour) do you need to travel in order to arrive at school on time? 
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Math Help Math

05/23/17

what is 100 times 100
i need help with a math problem    
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Math Help

05/23/17

in may of 2003 voyager 1 was 13 billion km from the sun. Calculate how long it takes for a signal to travel this far assuming it travels at the speed of light,
This is a really hard word problem that i am doing and i really need help
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05/22/17

A line with a slope of 3 passes through the points ( - 1,u) and ( - 2,5). What is the value of u?
 please help i am so confused!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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Math Help

05/22/17

Set up help
One leg of a right triangle is 35 inches longer than the smaller leg, and the hypotenuse is 40 inches longer than the smaller leg. Find the lengths of the sides of the triangle.
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05/22/17

pre cal word problem
A sugar cookie recipe calls for 3 cups of flour for every 2 cups of sugar. If y represents the varying number of cups of flour in the recipe and x represents the varying the number of cups of sugar... more
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Math Help

05/22/17

Lost on setting it up
The perimeter of a rectangle is (4x^2+6x+12) inches and it's length is (x^2+2x+4) inches. Find its width
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05/22/17

Pre cal word problem
A word processor determines the width of the body of text on a page. The page is 9 inches wide and has two equal size margins of x inches on each side of the text. Write a formula that gives the... more
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05/22/17

Pre cal word problem
Becca starts running. Kelsie starts running 6 seconds later. Write an expression to represent the varying number of seconds Becca has been running in terms of t, the varying number of seconds... more
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Math Help

05/22/17

Math help please!
Susan is buying a ring that is regularly 64.95 and is on sale for 50% off. Which expression can be used to estimate the amount of the discount on the ring
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Math Help

05/22/17

A diagonal shortcut across an empty rectangular lot is 97 feet. The lot 72 feet long. What is the other dimension of the lot
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05/21/17

pre cal problem
let g = 5.9d - 4.2   Now write a formula that gives d in terms of g    
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05/21/17

Pre cal word problem
Suppose the value of Quantity Q changes from a starting value of x to a final value of y. Write an expression using x and y that computes the resulting change of Quantity Q.
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Math Help

05/21/17

8 inches by 5 inches on the blueprint . If the scale of the blueprint is 1 inch to 4 feet,what is the actual area of the kitchen?
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Math Help

05/20/17

Venn diagram
150 men live in a certain town.85 are married70 have a telephone75 own a car55 are married and have a telephone35 have a telephone and a car40 are married and have a car30 are married, have a car,... more
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Math Help

05/19/17

Probability
A box of parts has 8 working parts and 5 defective parts. What is the probability that if 2 parts are selected at random, at least one part is defective?
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Math Help

05/19/17

binomial probability
A company decides to implement the following policy: "If more than 1 of your calls that we review are below 80% on the quality score, then you will have to take training". If a representative has 9... more
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Math Help

05/19/17

Combination help
While walking down the street, you see an apple vendor, who has 11 apples for sale, but 3 of them are rotten. If you decide to buy 3 apples, how many ways can you buy at least 1 rotten apple?
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