Answer:
r is between 0 and 8
Step-by-step explanation:
Since Rachel only has enough money for 8 rolls, the upper limit is 8 for r. The lower limit must be none because she doesn't have to buy and rolls. Therefore, r must be between 0 and 8.
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Answer:
29 kg
Step-by-step explanation:
1 lb = 0.45359237 kg
65 lb * (0.45359237 kg)/lb = 29 kg
Answer:
Steve got 32 points
Step-by-step explanation:
Take the total score and multiply by the percentage received
40 * 80%
Change to decimal form
40 * .80
32
Steve got 32 points