Answer:
29 approximately
Step-by-step explanation:
You want to estimate 35% of 84. 35% is roughly equivalent to 1/3, so multiply 84 by 1/3 (or, equivalently, divide 84 by 3), obtaining 28. Use a calculator to find 0.35(84): 29.4. This 28 is a fairly good estimate of 35% of 84 which is 29.4.
Justin could buy up to 8 cookies.
7 * 1.25 = 8.75
15 - 8.75 = 6.25
6.25/.75 = 8.3333333
The answer to this question is 64mm
x=44/9 or 4 8/9