Nathaniel was comparing the price of grapefruit juice at two stores. The equation Y = 1.01x represents what Nathaniel would
pay
in dollars and cents, y, for x bottles
of grapefruit juice at store A. The graph below represents what Nathaniel would pay
in dollars and cents, y, for x bottles of grapefruit juice at store B.

walter needs to make at least 5 more cookies but no more than 40. 5 ≤ x ≤ 40

step-by-step explanation:

20 ≤ x + 15 ≤ 55

subtract 15 from all parts

20-15 ≤ x + 15-15 ≤ 55-15

5 ≤ x ≤ 40

this means how many more cookies he has to make

walter needs to make at least 5 more cookies, but no more than 40 cookies; 5 ≤ x ≤ 40

42.4

step-by-step explanation:

convert to decimal

step-by-step explanation:

*calories burned = (weight)(calorie factor)*

calories burned = 180 (0.65)

calories burned = 117

the calories he used up is 117, which is 65% of his weight.