Write a recursive formula and an explicit formula for the following geometric sequence: 5,15,45,135,405

Write the equation in logarithmic form e^x=403.429

My hour hand points between the 8 and the 9 in 35 minutes it will be the next hour. what time is it ?

Abook store is having a 30 perscent off sale. diary of the wimpy kid books are now 6.30 dollars each what was the original price of the books