Suppose two people begin walking in the same direction at different average speeds. Walker A starts at the 0.5[..]

a:18=18:48

A chemist mixes 16l of a 40% acid solution and 24l of 16% acid solution what is the percent of acid of the mixture

A train leaves the city at 2 p.m. A second train leaves the city at 8 p.m. and follows the first train. The second[..]

Omar studied a hours for a big test. Gabrielle studied a fourth as long. Write an algebraic expression for long[..]

The Frost-Truth bus travels on a straight road from Frostburg Mall to Sojourner Truth Park. The mall is 3 miles west[..]

You have a wooden box. The first day, there is 2 pennies. On Day 2, there are 4 pennies, and on Day 3 there are 8[..]

The length of each side of a square is 3 more than the length of each side of a smaller square. The sum ofthe areas[..]

The admission fee at the football game is $5 for children under the age of 18 and $8 for adults over the age of 18.[..]

You collect a total of $75 in donations from 3 people. The 3 donations are in the ratio 4:4:7. How much is each of[..]