Question
A shop provides 2 articles free on purchasing 6
articles. Find the discount percentage offered by the shop.Solution
ATQ, Let the marked price of each article be Rs. 'a'. Marked price of 6 articles = 6 × a = Rs. '6a' Selling price of 8 articles (since 2 articles are free) = 6a Selling price of 1 article = 6a / 8 = Rs. (3/4)a Discount per article = a - (3/4)a = (1/4)a Discount percentage = [(1/4)a / a] × 100 = 25%
Direction: Which of the following will replace ‘?’ in the given question?
5, 18, ‘?’, 126, 296, 586, 1044
5 ? 205 823 7405 29623
8   24    12    ?   18     54
15 12 5 ? -21 -40
...Direction: Which of the following will replace ‘?’ in the given question?
342, ‘?’, 420, 462, 506, 552, 60
There are three series given below which are following with the same pattern.
Series I: 21, 44, 135, 544, 2725
Series II: 14, B, C, D, E
51     53     109     332     ?     6686
...A series is 2100, 3431, 2431, 3160, 2648, 2991
If another series 1728, __, __, __, __, p, follows the same pattern as the given number series, th...
8 9 22 75 316 ?
...21 11.5 13 ? 45.5 116.75
...
Relevant for Exams:
