80 is 25% of what number

Sergio walked to and from school on 3/5 of the days in one month. He got a ride to school on 7/8 of the remaining days. On the one remaining school day that month he stayed home with a cold. How many school days were there that month?

Evaluate x to the 3 power - 10 if x=5

Which of the following could be a slant cross section of a right cone? a. sphere b. oval c. triangle d. circle

A number that is greater than 0 is called a

Identify all of the root (s) of g (x) = (x2 + 3x - 4) (x2 - 4x + 29)

Which will give me more yellow 3 parts red to 5 parts yellow or 4 parts red to 6 parts yellow

What does it mean if two different ratios describe the same situation

What is the quotient of 8 and twice a number?

What is the radian measure in terms of pi for 260 degrees?

What is the greatest common factor for 72 and 18