Frank bought 3 pencils for $0.79 each, 2 notebooks for $3.29 each, and a comic book for $1.29. How much change will he receive from $20? Group of answer choices

$9.76

Step-by-step explanation:

3 x.79=2.37

2 x 3.29= 6.58

1.29 + 6.58 + 2.37 = 9.76

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step-by-step explanation:

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b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.