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There are 6 rows in the parking lot. Each row has 12 parking spaces. At 9 o'clock the lot is full. An hour later, there are 15 empty spaces. How many cars are in the lot an hour later?

Respuesta :

57 cars are in the lot
Americ
STEP 1:
find the total number of cars in the parking lot when it's full

= 6 rows * 12 cars per row
= 72 cars in full lot


STEP 2:
subtract 15 cars from number in full lot (step 1 answer)

= 72 - 15
= 57 cars left


ANSWER: There are 57 cars left in parking lot an hour later

Hope this helps! :)

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