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A bookstore had 45 copies of a magazine. Yesterday, it sold 2/3 of them. Today, it sold 2/5 of what remained. How many copies does the bookstore have left?

Respuesta :

christiangoss11

Answer:

After the first day, 1/3 of the original amount remained:

... (1/3)·45 = 15

After the second day, 2/3 of that amount remained:

... (2/3)·15 = 10

The bookstore has 10 copies left.

Step-by-step explanation:

Izzy1974

Answer:

Step-by-step explanation:

45 copies and sold 2/3= 30 sold so 15 left

15 copies and sold 2/5= 6 sold so 9 left

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