5 people attend a party. if each person at the party shakes hands with everyone else, how many handshakes will be made?

Which figure has a greater volume, and how much greater is it? 2 figures. One figure has a rectangular prism with length of 36 feet, width of 21 feet, and height of 18 feet.

A number divided by 9 is it algebraic expression or is it an equation

A square tile has an area of 148 in2. To the nearest tenth, what is the length of 1 side of the tile? A. 11.8 in. B. 12.2 in. C. 13.4 in. D. 14.2 in. I'm thinking 12.2, since I did square root of 148 in the calculator and got 12.1655250606.

144 employees is 9% of how many employees

A flagpole casts a shadow that is 40 feet long. at the same time, a man standing nearby who is 6 feet tall casts a shadow that is 50 inches long. how tall is the flagpole to the nearest foot?

A problem states: "there are 7 more girls than boys in a club. There are 23 members in the club in all. How many girls are there in the club? Let g represent the number of girls.

Cereal is 14 ounce box for 2.81, what is the price per ounce

Three times the larger of two numbers is equal to four times the smaller the sum of the numbers is 21 find the numbers

An item that has been marked up sells for a profit. If an item sells that has been marked down, can it still produce a profit? Explain.

Three defective electric toothbrushes were accidentally shipped to a drugstore by the manufacturer along with 17 non-defective ones.