An artist is arranging tiles and rose to decorate a wall each new role as to if you were tiles in the row below it the first row has 23 tiles how many tiles will be in the seventh row

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?

Aculture started with 3000 bacteria. after 5 hours it grew to 3900 bacteria. predict how many bacteria will be present after 9 hours

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers