I need help I almost got every question wrong!

(28 points!)

b = (20*3+11+13)/10

Step-by-step explanation:

First add the number of people on the trip

There are 3 classes

20*3 is the numbers of students since there are 20 students per class

11 teachers and 13 parents

20*3+11+13

Then divide by the number of people per boat

(20*3+11+13)/10

The number of boats needed is

b = (20*3+11+13)/10

the one that has a slope of 1/2 and is positive.

step-by-step explanation: 2 buckets 1 trip ; 4 buckets 2 trips and so on.

the volume is the product of the area of the base, 3x(3x+4), and the height, 3x-1

step-by-step explanation: