If the area of a circle is 16 pi cm2 what is the circumference of the circle in terms of pi?

A 4pi

B 8pi

C 24pi

D 32pi

In how many ways can the letters in the word ballon be arranged

What are the solutions of the equation? Z^2 - 6z - 27 = 0

Kenneth enters the "walk to read", a fund raiser for a group that provides books for children. He must walk 35 kilometers in order to collect all of his pledge money. Kenneth walks at a speed of 6.5 kilometers per hour.

at our school 7 gallons of paint (g) are needed to paint every 4 classrooms write an equation to represent this proprtianal relationship

48 out of 60 is what percent?

What is 4 to the 3rd power

I have 1/8 of books are mysteries I have three Mistry books how many books do I have it all

what does it mean when a number is outside of the parentheses in a quadratic function for example: 2 (x+1) ^2

Sarah makes a party punch that requires 1 gallon of orange juice for every 1 and one half gallons of lemonade. Dean's favorite punch recipe calls for 4 gallons of orange juice for every 1 gallon of pineapple juice.

If the probability that it rains tomorrow is 35%, what is the probability that it does NOT rain? A) 15% B) 35% C) 65% D) 75%