Question
Aman bought 21 notebooks for Rs.1250 from shop A and 12
notebooks for Rs.895 from shop B. What is the average price he paid per book? TYPE 3Solution
Total money paid for 33 notebooks = Rs. (1250 + 895) = Rs. 2145  ∴ Average price paid per notebook = Rs. (2145/33) = Rs.65
41 28 ? 15 67 2
3 15 35 63 99 ?
4                14                  130                     512                �...
1 1 8 4 27 9 81
...Select the number from among the given options that can replace the question mark (?) in the following series.
24, 35, 51, 73, 102, ?
4 5 12 39 160 ?
...10, 22, 46, ?, 130, 190
3  16  22  ?   98   206
542Â Â Â Â Â Â 541Â Â Â Â Â Â Â 532Â Â Â Â Â Â Â 507 Â Â Â Â Â Â Â 458Â Â Â Â Â Â Â ?
...If   314     306      x      269       394    178    1480
Then, 1/3 x + 2x - x = ?
...
