The commutative property of ADDITION states a
b
that you can multiply the factors in any order.
that you can divide the numbers in any order.
that you can add the numbers in any order.
that you can group the numbers in any order.
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sorry, can't i suggest going to algebra.com

step-by-step explanation:

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.

first one because it can't have a fraction in it

step-by-step explanation:

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step-by-step explanation: