Question
The ratio of cost price and selling price of a shirt is
3:4 respectively. The shirt was marked up by 35% above its cost price, and sold after giving Rs.30 discount. Find the cost price of the shirt.Solution
Let the Cost price and Selling price of the shirt be Rs. 3x and 4x respectively. According to the question, => 1.35 × 3x – 30 = 4x => x = 30/0.05 = 600 Therefore the cost price of the shirt = 3x = Rs.1800
- What will come in place of the question mark (?) in the following series?
24, 27, 34, 46, 64, ? 8Â Â Â Â 24Â Â Â Â Â Â 48 Â Â Â Â Â 144Â Â Â Â Â Â 288 Â Â Â Â Â Â ?
...8, 9, 125, ?, 1331, 169Â
58   83   133   ?    308    433
13    13      26       ?      832       13312
...What will come in place of (?) question mark in the given number series.
11, 6, 7, 12, 26, ?
221, 100, 0, -81, ?
...What will come in place of the question mark (?) in the following series?
20, 21, 30, 55, 104, 185, ?
78   79    75   84    ?      93    57
...86, 127, ?, 209, 250, 291
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