What percent of 78 = 39?

Alana is sewing some clothing. she has 96 yards of fabric to use. she uses 8 yards of fabric to make a short-sleeved shirt and 17 yards of fabric to make a long-sleeved shirt.

A study is designed to test the effect of light level on exam performance of students. The researcher believes that light levels might have different effects on males and females, so wants to make sure both arc equally represented in each treatment.

A and b are complementary angles a measured 55 what is the measure of b

A school staff meeting had 80 teachers is attendance, 30 percent of whom were first year teachers. How many teachers at the meeting had taught for more than one year?

What number is a common denominator for 3/8 and 1/3

0.563 wrote as a fraction

The quotient of 5:6 rounded to the nearest hundreth

How do you long divide with 3 digits?

Is 1/2 and 2/4 are equivalent fractions?

Let f (x) = 1-x and g (x) = x^3+4, find (f°g) (0)