13. Ann buys some shirts that cost $20 each and pants that cost $30. She buys eight items and the total cost is $210. Write two equations that could be used to solve for the number of shirts and pants bought (uses for the number of
shirts and p for the number of pants).

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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.

its a trick question

step-by-step explanation:

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inverse operation of addition