How many combinations of 4 students can a teacher choose from 30 students? A. 27,405 B. 120 C. 657,720 D. 810,000

8. Which number has a 4 that has a value that is 10 times as much as the 4 in 53,492? A. 18,346 B. 27,594 C. 34,563 D. 47,639

If it costs 82.50 to rent a kayak for 3 hours, how much does it cost to rent a kayak for 1 hour

If an ice cream factory makes 350 quart of ice cream in 2 hours? how many quarts could be made in 12 hours? what was the rate in that day

Describe the pattern 0.7, 2.1, 6.3, 18.9

What is the value of x in this number sentence? 32 = 17 + x

Erin byus a bag of peanuts that weighs three fourths of a pound. Later that week, the bag is two thirds full. how much does the bag of peanuts weigh now? Show your work.

Amber got a raise, and her hourly wage increased from $8 to $9.50. What is the percent increase?

The temperature of dry ice is - 109.3°f-109.3°f. this is 184.9°f184.9°f less than the outside temperature. write and solve an equation to find the outside temperature tt (in degrees fahrenheit).

If my finger was about 3 inches long, about how many centimeters would it be?

Use the equation y=8t to find the value of y when t=10.