Solve 123 x 23 using the standard algorithm

Evaluate 4 a for a = 5 2/3 . express your answer in simplest form.

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles