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The average of four numbers is 20. If th...

The average of four numbers is 20. If the average of the first two numbers is 15, then what is the average of the last two numbers?
चार संख्याओं का औसत 20 है | यदि पहली दो संख्याओं का औसत 15 है, तो अंतिम दो संख्याओं का औसत ज्ञात करें |

A

1) 22

B

2) 18

C

3) 25

D

4) 20

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