Four bags of chips cost $6. What is the cost per bag?

At this rate, how much will 7 bags of chips cost?

At a used book sale, 5 books cost $15.

What is the cost per book?

At this rate, how many books can you buy for $21?

Neon bracelets cost $1 for 4.

What is the cost per bracelet?

At this rate, how much will 11 neon bracelets cost?

Step-by-step explanation:

for each bag of chips cost 1.5$ by rounding.

7 bags equal 10.50$

3 bucks per book so you can get 7 books for 21$

25cents per bracelet so its 2.75$ for 11

38.5

step-by-step explanation:

lets say, first number = r

second number = 3r+7

total = 49

(r)+(3r+7)= 49

4r+7 = 49

4r = 42

r = 42/4

r= 10.5

3r+7 = 3(10.5)+7 = 38.5

hope this