 Your parents are deciding what your new allowance should be. They give you three options: a)$10 every day b)$1 on the first day, $2 on the 2 nd, $3 on the 3 rd, $4 on the 4 th, etc. c)1 penny the first day of the month, 2 cents the next day, $0.04 on the 3 rd, $0.08 on the 4 th, $0.16 on the 5 th, etc.  Which option would you choose? Why?

a) $10 every day b) $1 on the first day, $2 on the 2 nd, $3 on the 3 rd, $4 on the 4 th, etc. c) 1 penny the first day of the month, 2 cents the next day, $0.04 on the 3 rd, $0.08 on the 4 th, $0.16 on the 5 th, etc.

Section 1.9

 Which of the following is the best deal (most pizza per dollar)? a) A large (14” diameter) for $10.99 b) A medium (12” diameter) for $8.99 c) A small (10” diameter) for $6.99  Does your answer change if you have a coupon for $3 off any pizza?

 Speedy Cab charges $1.50 plus $0.10 per mile. Quick Cab charges $1.25 plus $0.15 per mile. Both cab companies round up to the next whole mile. a) For what distances is Speedy Cab the least expensive? b) For what distances is Quick Cab the least expensive?

 Page 229 #6, 8, 16  Quiz: on Friday  Chapter 1 Test next week, block day

6) A coupon book for a bridge costs $21 per month. The toll for the bridge is normally $2.50, but it is reduced to $1 for people who have purchased the coupon book. a) Express the total monthly cost to use the bridge without a coupon book, f, as a function of the number of times in the month the bridge is crossed, x. b) Express the total monthly cost to use the bridge with a coupon book, g, as a function of the number of times in the month the bridge is crossed. c) Determine the number of times in a month the bridge must be crossed so that the total monthly cost without the coupon book is the same as the total monthly cost with the coupon book. What will be the monthly cost for each option?