1) Which grade has more students: the seventh or the eighth? How many more? 2) In which grade is the mean number of students per homeroom greater: the seventh or the eighth? How much greater?

3) Find the mean, mode, and median of the number of boxes of popcorn sold in the seventh grade classes.

4) Find the mean, mode, and median of the number of boxes of popcorn sold in the eighth grade classes.

5) In three days Tina sold 15 boxes. On the second day, she sold 1 more than on the first. On the third day, she sold 5 more than on the first. How many boxes did she sell on the third day?

it happens during combustion and impacts the environment because the plants and trees take in that and it can cause them to die.

answer: i wpould go with c

step-by-step explanation:

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.