Question
A shopkeeper bought an article and marked it at Rs. 650.
By selling the article at a discount of 4%, he earns a profit of 20%. Find the cost price of the article.Solution
Marked price of the article = Rs. 650 Selling price of the article = 0.96 × 650 = Rs. 624 So, cost price of the article = 624/1.2 = Rs. 520
In the following question, select the wrong number from the given alternatives.
52, 26, 26, 52, 208, 1644
In the following question, select the wrong number from the given alternatives.
18, 30, 54, 90, 138, 192, 270
Select the wrong term in the series.
10, 19, 23, 52, 61, 133, 149
Identify the letter-cluster that does not belong to the following series.
RBK, TYM, VVO, XSP, ZPS, BMU
8, 20, 48, 108, 232, 482
Select the wrong term in the series.
312, 320, 304, 328, 295, 336
Find the wrong number in the given number series.
50, 62, 86, 130, 230
Find the wrong number in the following number series:
2500, 1000, 400, 160, 60
3. 8, 15, 24, 34, 48, 63
Find the wrong number in the series given below.
7, 22, 68, 217, 625, 1880
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