1) A plane slices horizontally through a sphere dividing it into two hemispheres. Which term best describes the cross-section of the plane and the sphere? A) circle B) cylinder C) oval D) triangle

20% less than 80 is

What is the value of the is V divided by eight equals two

Identify the fraction that is equivalent to the given fraction. 4/7 A. 16/28 B. 20/28 C. 16/21 D. 12/28

A drawer contains 6 blue socks, 8 white socks, and 1 purple sock. If a sock is drawn and not replaced, what is the probability of choosing a white sock and then another white sock? Express your answer as a fraction in simplest form.

One expression that is equivalent to this sum is 18+12

Whar is the value of x (x+1) + (2x-15)

Expand then simplify 2 (x-5) + 2x

A set of speakers costs $22 and songs cost $1.25 each. The sales tax rate is 7.5%. The expression 0.075 (22 + 1.25s) can be used to determine the amount of sales tax due on the entire purchase.

The lengths of nails produced in a factory are normally distributed with a mean of 5.13 centimeters and a standard deviation of 0.04 centimeters. find the two lengths that separate the top 8% and the bottom 8%.

A village lost 15% of its cows in a flood and 10% of the remainder died of diseases. If the number left now is 7650, what was the original number of cows before the flood