An experiment involves 30 participants. From these, a group of 4 participants is to be tested under a special condition. How many groups of 4 participants are possible?

The sum of the distances two hikers walked is 53mi, and the difference is 25mi. What are the distances? Use a system of equations to solve

Shana lives in a town with a population of 130,000. Standing outside the largest grocery store, Shana surveyed people to find out how many have cats. Of the people she asked, 106 people had cats and 694 did not.

You are buying cement to pave a driveway that is 12 feet wide by 35 feet long by 1 foot deep. What volume of cement in cubic feet do you need?

Lizzy has 2 friends her friends are playing ball

If n is the least of two consecutive odd integers, which of the following represents the sum of the two integers?

Add. Show partial sums. Look for the pattern write last addition problem in the pattern 1) 318+235 320+335 322+435

Between x = 2 and x = 3, which function has a greater average rate of change than y = 13-x? A) y = 2xB) y = 5x-2C) y = 14-xD) y = 23-x

Jason made Christmas cookies in the shape of stars and snowman. She made 12 star cookies and 8 snowman cookies. What percent of the cookies were shaped like a star?

Find the upper bound estimate for 354 + 267.

What is the solution to this system? Y=-5x+8, y=11/7x-4/7