The time t (in hours) that it takes a group of volunteers to build a

playground varies inversely with the number n of volunteers. It takes

a group of 10 volunteers 12 hours to build the playground. How long

would it take a group of 15 volunteers?

Solve the equation 2x2 + 2x + 12 = 3x2 - x + 2. A. x = 2, x = - 5 B. x = 2, x = 5 C. x = - 5, x = - 2 D. x = - 2, x = 5

The opening balance of the May billing cycle for Marco's credit card was $3659. If he makes a new purchase of $100 on the 20th of May and doesn't make any payments, what is his average daily balance?

What is 10 times 100689

16y + 0 = 16y A. Associate Property of addition B. Zero property of multiplication C. Identify property of addition

Caleb paid $26.70 including a 7% sales tax, for a security system wallet. how much did the wallet utself cost?

Ramiro did a survey of the number of pets owned by his classmates. What was the mean deviation of the number of pets?

a recipe calls for 5 8 cup butter angie wants to triple the recipe but she only has 1 1/8 cups of butter.

Kim is reading a book with 380 pages. she read 20 pages each day until she reached part 2 of the book. part 2 of the book is 160 pages long. she uses the equation 380-20d=160380-20d=160 to represent the number of days, d, it took her to read part 1.

Y = { (2, 6), (3, 1, 4), (1), (5, 6) } Is y a function and why?

A regular pyramid has a_ base and a vertex over the center of the base. A. square B. polygon C. regular polygon D. equilateral triangle