If the price of apple goes down by 10%, find the percentage increase that a family should effect in its consumption so as not to decrease expenditure on this account? a) 13 (1/9)% b) 15 (1/9)% c) 11 (1/9)% d) 10 (1/9)%

Bill works as a waiter and is keeping track of the tips he ears daily. about how much does bill have to earn in tips on sunday if he wants to average $22 a day? tips by day tips (dollars) monday tuesday wednesday thursday friday saturday $14 $22 $28 $36