Marianna average 84 on her first three history exams. The first score was 67 the second score was seven less than the third score. What did she score on the second and third exams?

A baseball is thrown upwards from a height of 5 feet with an initial speed of 64 feet per second, and its height h (in feet) from the ground is given by h (t) = 5 + 64t - 16t2 where t is time in seconds.

Find the mean of the data set: 45, 137, 94, 173, 154, 72, 112, 94, 191

What does it mean if you are in 7th grade and you skip pre algebra and go straight to Algebra 1?

Name two decimals whose sum is less then 1

Noah has $10 to spend at the produce market. Can he buy 7 apples and 2 oranges?

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.

A pond 85 feet across; 1 inch = 4 feet