Last year there were 475 students at Valley Middle school. This year there are 675. What is the percent increase?

There are 20 marbles in a jar. There are 6 red marbles, 3 green marbles, and the rest are purple. What is the probability of getting a purple marble if you take a marble out of the bag

What is the distance between - 5 and 2? units

Peter receives a $30000 salary for working as an engineer. If Peter spends 20% of his salary on expenses each year, then how much money does Peter have to spend on expenses? Identify the part, percent, and whole. Then solve with the formula

How to rewrite 8 in exponential notation using 2 as the base

If a horse runs 1.5 miles in 2 minutes and 24 seconds, what is his rate of speed in mph?

Solve the equation. 7x=18.

A science teacher found that a Vance metal growth can be predicted using the equation below where G is the growth in centimeters and T is the average temperature in the month in degrees Fahrenheit G equals 8+0.

Two sides of a triangle have the same length. The third side measures 3 m less than twice the common length. The perimeter of the triangle is 13 m. What are the lengths of the three sides?

tommy equally shared a box of gummy bears with three of his friends. the box weighed 7/6 pounds. how many pounds of gummy bears did each person receive

Yolanda wants to complete the 50-mile biathlon in 5 hours. she gets her jogging rate up 6 miles/hour and her biking rate up to 12 miles/hour. she finishes the race in 5 hours.