Peter make $7000 a month plus some money by commission rates. he gets 6% of everything he sells. if peter sold 55000 worth of items this month, what is his salary for the month

Anyone know? will mark brainliest if correct!

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

Which represents the solution set of the inequality 5x-9 < 21? a. x < 12/5 b. x > 12/5 c. x > 6 d. x < 6