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2 years ago

15

A third of a number is 21. What is the number?

2 answers:

tigry1 [53]2 years ago

8 0

Answer:

63

Step-by-step explanation:

21*3= 63

63*1/3= 21

Firdavs [7]2 years ago

5 0

Answer: 63

Step-by-step explanation: 21+21+21

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