Ineed hlep on number 2 ? and number 1 ?

Marlow is comparing the prices of two trucks rental compaines company a charges $3 per hour and an addtional $75 as serivce charges company b charges $2 per hour and an additional $85 as serivce charges

Which expression is equivalent to 16 in exponential form? a) 4 × 4 b) 8 × 2 c) 23 d) 24

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is