15 pizzas are cut into 1/8 slices. How many slices of pizza are there?

A total of 312 tickets were sold for the school play. They were either adult tickets or student tickets. The number of student tickets sold was three times the number of adult tickets sold. How many adult tickets were sold?

Simplify the following expression - (2x+3y)

Daniel wants to have a 90 average in his math class at the end of the year. He is trying to determine what he needs to get on his final exam, which accounts for 10% of his grade, for this to work.

One month ruby worked 4 hours more than Isaac and svetlana worked 4 times as many hours as ruby. Together they worked 92 hours. Find the number of hours each person worked

3x+y4=19 Y=2x+2 Substitution to solve for x and y

Solve for x: a (x+b) - c=d

3x - 7y = 5 9y = 5x + 5

Elyse has earned scores of 87, 91, 90, and 85 on her first four math tests. If she wants to have a mean of 90, what must she earn on the fifth test?

How many balls each of radius 2cm can be made from a solid sphere of lead of radius 8cm

Delia spent 45 minutes working on her book report she finished at 6:10 p. m. at what time did delia start working on her paper