The average of 9 numbers is 18. If the average of first five numbers is 19 and the average of last 5 numbers is 17, find the 5th number. |
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(a) |
16 |
(b) |
20 |
(c) |
18 |
(d) |
22 |

The average of 9 numbers is 18. If the average of first five numbers is 19 and the average of last 5 numbers is 17, find the 5th number. |
|||||||

(a) |
16 |
(b) |
20 |
(c) |
18 |
(d) |
22 |

127