Eric is getting his mountain climbing cerificate. there are 63 days that eric climbs for 2 hours, there are 97 days that he climbs for 3 hours. how many more hours does eric need to climb until he earns a certificate for climbing 500 hours?

Can someone me with my hwplz(only the circled ones)

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

Someone answer asap for ! michele pushes a box d meters across a floor. she uses a force f, in newtons, to push the box. she pushes the box for t seconds. the formula p = fd/t calculates the power, p, in watts, that it takes for michele to complete the task. solve the formula for d.