Jack’s oak tree is 10 feet tall and grows 0.5 inches each month. Hank’s oak tree is 15
feet tall and grows 0.25 inches each month.
For what number of months will Jack’s oak
tree be shorter than Hank’s?

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