8pencils cost $3.44. what is the unit rate of one pencil? (show work )

Explanation:

8 pencils = 3.44 dollars

8/8 pencils = 3.44/8 dollars ... divide both sides by 8

1 pencil = 0.43 dollars

1 pencil = 43 cents

The unit rate is 0.43 dollars per pencil (same as 43 cents per pencil), which is the cost of 1 pencil.

You can think of unit rate similar to speed (eg: mph)

a. she will receive a refund of $278.

step-by-step explanation:

24

step-by-step explanation:

the graph shows 30% of students walk. 80 students were questioned, so the number that said they walk is

30% × 80 = 0.30 × 80 = 24