A biologist tranquilizes 400 wild elephants and measures the lengths of their tusks to determine their ages. Identify the population and the sample.

Tom's neighbor is fixing a section of his walkway. He has 32 bricks that he is placing in 8 equal rows. How many bricks will tom's neighbor place in each row?

Jim and Holly are making gingerbread men. It takes them both 2 minutes to make 2 gingerbread shapes. At this rate, how many people are needed to make 400 gingerbread men in 400 minutes?

If you use $99 / 11 to estimate $98.69 / 11, is $9.00 greater than or less than the exact answer? Explain.

ac-ad + bc-bd La respuesta, por favor es factorización

Ab + c = d I need to solve for b b=a+c/d b=a / (c-d) Or b = (d-c) / a

What's the cube root of 343?

Triangle P=27, Q=40, P=33 law of sines round measures to the nearest tenth

A $129.50 stereo is discounted 40%. The next month, the sale price is discounted 60%. is the stereo now "free"? If not, what is the sale price?

Write 10 3/7 as an improper fraction?

Simplify 6 - 3 (4 - 3x) 0 - 3x - 6 09x - 6 0 9x + 18