Nathan worked on a puzzle for 1 1/2 hours. Chloe spent 4 times as much as time working on her puzzle. How many hours did Chloe spend on her puzzle?

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 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%

Find z↓0.755. (like a downward exponent) A -0.2266 B 0.2266 C -0.69 D 0.69

Francis has 6 chocolate bars. he gives one to John and one to Chester. he keeps the rest for him. what fraction of the chocolate bars did he give away?