Question
Joe's electric made 16 customer calls last week and 22 calls this week. How many calls must be made next week in order to maintain an average of at least 21 calls for the three week period?
My answer was at least 19 calls must be made to maintain an average of 21 calls is this correct?
My answer was at least 19 calls must be made to maintain an average of 21 calls is this correct?
Answers
Ms. Sue
3 * 21 = 63 calls in 3 weeks
16 + 22 = 38 calls made in 2 weeks
63 - 38 = 25 calls next week
Check it out: 16 + 22 + 25 = 63
63/3 = 21
16 + 22 = 38 calls made in 2 weeks
63 - 38 = 25 calls next week
Check it out: 16 + 22 + 25 = 63
63/3 = 21
Anonymous
thank you ms. sue
Ms. Sue
You're welcome.