What is 0.5 (0.1)(1/2)

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.

question 1: step-by-step explanation:

1/4 of 84 = 84÷4= 21

it would be 0.18 because when the other choices are converted they equal those two numbers.   hope this !

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