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rosef57 rosef57
  • 12-02-2017
  • Mathematics
Answered

The sum of three numbers is 72. One number is two times 10 and another number is three times 10. What is the third number?

Verified Answer :

azzurra azzurra
  • 12-02-2017

the third number is 22 because 30 plus 20 is 50 and than subtract 72 from 50

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stuffrandom770
stuffrandom770 stuffrandom770
  • 15-02-2017

2×10  + 3×10 = 50= 20 + 30
so then we can subtract 50 from 72 
50 - 72= 22 so the other number is 22

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