09/19/15

Which measure of central tendency was given in the advertisement according to the data?
An advertisement for a speed-reading course claimed that the average reading speed for people completing the course was 1000 words per minute. Shown is the actual data for the reading speeds per... more
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09/18/15

Area of a rectangle
The area of a rectangle is A=LW, where L is the length of the rectangle and W is the width. Find the area of the rectangle if its length is twice its width and the width is 3 feet.
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09/18/15

A parent dies and left an estate to four children. One inherited 1/9 of the estate, the second inherited 5/81, and the third inherited 17/27. How much did the f
I know all the denominators are unlike, but am I adding or subtracting?
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09/18/15

A railroad inspector must inspect 16/29 of a mile of a railroad track. If she already inspected 1/29 of a mile, how much more does she need to inspect.
I'm pretty sure they're using subtraction, but I don't want to guess.
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09/18/15

serious problem !!!
Find the product by applying formula : (3a-10)(3a-5)
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09/18/15

How do you solve for "x"
6 < 4x + 2≤ 10A. 1 < x < 10/6B. 1 < x < 2C. 2 < x < 3D. 3 < x < 5
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09/18/15

if x^2-3x+4=0,prove that x^4=3x-20
if x^2-3x+4=0,prove that x^4=3x-20
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09/18/15

what is pi ?
same as qs 
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09/17/15

Which values of "x" represent the solution to the inequality: -(a+b)x-c<d
I have a quiz tomorrow and this is apart of my studying.
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09/17/15

-1,-6,-36,-216 find common ratio
1,2,4,8 find common ratio  
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09/17/15

Amy received $51 for selling 68 candy bars for a school fundraiser. At what rate was Amy selling each candy bar?
This is a school fundraiser,  that Amy is selling candy bars in. We have to figure out how much she is selling each candy bar for. 
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09/17/15

Whats the answer to 1 2/3×2 5\8=
Whats the answer to 1 2\3 × 2 5\8
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09/17/15

what is four tens
How do you write four tens
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09/17/15

In how many days will they be together on the menu again?
The school cafeteria serves pizza every with day and applesauce every eighth day. Suppose that piuzza and applesauce are on today's menu. In how many days will they be together on the menu again?
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09/17/15

A ball rebounds one-half the height from which it is dropped. The ball is dropped from a height of 160 feet and keeps bouncing. What is the total vertical dista
I dont understand. It is not making sense.
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09/17/15

if you square root 1, is the answer plus or minus 1 or just 1?
The problem is: Find the zeros of the quadratic equation using the square root method.   g(x)=(x+2)2 -1   I have solved: (x+2)2 -1=0   √(x+2)2 = √1   x+2=1   I'm not sure if it should be... more
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09/16/15

What are negative numbers a subset of
I have this for homework and I'm really bad at subsets
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09/16/15

A man spends 87% of his salary.If he saves $325;find his salary
I don't know how to solve Can you show me with steps
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09/16/15

|x|-21 >-11
I need to solve this linear inequality but I don't know if I'm going to need two answers or not.
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09/16/15

a giant redwood with its pine cones.. what do i do?
A giant Redwood in California can grow to as tall as 360 feet with some of the smallest pine cones. A larger redwood tree may have up to 11,000 cones. How long does it take for a pine cone to fall... more
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09/15/15

Very confusing word problem
2 nine sided polygons are similar. A side of the larger polygon is 4 times as long as the corresponding side of the smaller polygon. What is the ratio of the area of the larger polygon to the area... more
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09/15/15

If Mr. Kaul can run 2,020 yards before collapsing from exhaustion, could he finish a 2 km race
Show your work. 
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09/15/15

What is my answer its confusing
Climbing at an indoor rock-climbing gym cost $8 per hour. Lizbeth has $30 gift card to spend at the gym. Write and algebraic expression for the dollar amount Lizbeth will have left on the card... more
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09/15/15

Write the contropositive
If an object is round, then it is a ball.
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09/15/15

what score did he receive on his first exam?
Scott showed improvement on his five math exams throughout the semester improving by 3% on each successive exam. If the 5th exam counted twice as much as the first four exams and his average was a... more
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