Question
A person paid Rs. 13500 for a refrigerator after a single
discount of 25%. If he had been given successive discounts of 15% and 15%, how much would he have paid?Solution
ATQ,
Marked price = 13500 / 75 × 100 = Rs. 18000
Required price = 18000 × 85% × 85% = Rs. 13005
12 7 10 25 107 ?
...30, 39, 66, ? , 174, 255
 47                         54          ?             74          87          ...
65    69   77 93  ?    189
18 113 559 2247 6721 13451
...219 365 511 ? 803 949
...10Â Â Â Â Â Â Â Â 6Â Â Â Â Â Â Â Â Â Â Â Â Â Â 5Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â 8.5Â Â Â Â Â Â Â Â Â Â 16Â Â Â Â Â Â Â Â Â Â Â Â Â ?
...22   39    58    81   ?      141
Complete the series.
19, 23, 26, 30, 33, ?
1240 600 ? 140 90 25
...