At a party, everyone shook hands with everyone else. There were 66 handshakes. How many people were at the party? Explain.

Dan bought a new house with a backyard whose dimensions are 21.8 by 12 feet. The backyard has a triangular garden with an area of 34.56 square feet. Dan wants to cover the backyard with seeds so that the grass will grow.

A dime weighs 1/12 ounce Jody has 1 pound of dimes about many dimes does she have?

What is (7x-2y) (3x+5y)

The function f (x) = (x-4) / absolute (x-4), is defined everywhere except at x=4. If possible, define f (x) at 4 so that it becomes continuous at 4?

6z=252 what does z equal

a watermelon at a grocery store weighs 4.5 kg how much does the watermelon weigh in pounds and ounces

What is five sixths times 5

Jesse is making a cake that calls for 3 cups of flower. He has a 1/4 cup measuring cup. How many times will jesse need to fill the 1/4 cup measuring cup to get the 3 cups of flour?

How many grams are in a quarter

In 4 weeks, Mark earns an average of $400 per week. If, after working another 2 weeks at a constant salary, his average earnings per week are $500, how much did he earn in the last 3 weeks