A mail carrier can deliver mail to 36 houses in 30 minutes. Mark wats to determine how many houses the carrier can deliver in 7.5 minutes at the rate. He thiks that to find the awnsers, he should do the following: 1. Divide 36 houses by 30 to find a unit rate of 1.2 houses per minute 2. Then multiply 1.2 houses per minute minute by 7.5 to get 9 houses.

he interval itself is either correct in its estimate [i.e. the true parameter value is in ... year, and then interviews all students in that class, the sampling method is a ... If the target population is all U.S. adults, then a telephone directory would not

Step-by-step explanation:

answer: 1,380

step-by-step explanation:

1: you turn %15 into a decimal by moving the decimal point two places to the left.

2: and then you multiply .15 by 1,200 , which will get you 180.00

3: from there you will add 180 to 1,200

4: which will get you 1,380

hope it *im kind of slow so idk if my answer is right*