Average of 8 numbers is 20, that of the first two is 15.5 and that of the nest three is 21 , the 6 |
|||||||

(a) |
25 |
(b) |
28 |
(c) |
35 |
(d) |
32 |

Average of 8 numbers is 20, that of the first two is 15.5 and that of the nest three is 21 , the 6 |
|||||||

(a) |
25 |
(b) |
28 |
(c) |
35 |
(d) |
32 |

127