Maggie completes a 10000-m race at an average speed of 160m/min. If Tom took 12.5 fewer minutes to complete the race what was Tom’s average speed?

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?

Evaluate the expression for the given value of the variable. | ? 4 b ? 8 | + ? ? ? 1 ? b 2 ? ? + 2 b 3 -4b-8+-1-b2+2b3 ; b = ? 2 b=-2