The value of 2 · 5^2 is 100. True or False? If n = 4, the value of the expression 28 - 12 + ÷ 2 is .
A) 15 B) 17 C) 17/2 D) 21

Please answer both!

Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.

Can someone, me with this. i really need with this

Heather is a cashier. she can ring up 1212 customers in 99 minutes. at this rate, how many minutes does it take her to ring up 44 customers?