Who tried to find the first calculation of pi

Mr. O'Grady harvested his garden. He put the tomatoes into boxes, each box represents 20% of his tomato harvest. Each box holds 24 tomatoes. How many tomatoes did Mr. O'Grady harvest?

Which expressions are equivalent to the one below? Check all that apply. log 2 - log 6 A. log (1/3) B. log 3 C. log 2 D. log (2) + log (1/6)

3/10 is what number of 9

A builder placed an order for 5,680 bricks at Collins Brick enterprise. The cost of a brick. Is $8. How much did he pay totally for the order?

Perform the indicated operation. (3a2 - 7xy) (3a2 + 7xy)

Show your mastery of equivalent and simplifying fractions by using the sketchpad below to write the fraction 28 --- 42 in it's simplest form.

5,8,14,23,55 what is the rule?

Evaluate F (x) - x2+1 for x=3

What is 39 divided by 9

A gardener is mowing a 20 yd-by-40 yd rectangular pasture using a diagonal pattern. He mows from one of the pasture to the corner diagonally opposite. What is the length of this path with the mower? Give your answer in simplified form.