Norman spends $100. he spends $35 on a video game. what percentage of his original $100 does norman have left after buying the game?

Which expression will have the same sum as 3_8 + 1/4?

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.

Two airplanes start at the same place and travel in opposite directions,one at 395 miles per hour and the other at 422 miles per hour. how many hours will it take for the planes to be 2451 miles apart?