Your car can drive 380 miles on a tank of 22 gallons. a. How far can it drive on 50 gallons? Round your answer to the nearest
hundredth.
b. How many gallons are needed to drive 650 miles? Round your answer to the
nearest hundredth.

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is