Question
Sunset Publications sold a testbook for Rs. 230 and made
a profit of 15% on CP and sold a Encyclopedia for Rs. 805 and made a profit of 20% on its CP. If the publication sold the testbook for Rs. 360, then find at what price should the Encyclopedia be sold to make a profit of 17% on both the books?Solution
CP of Textbook = 230/115 × 100 = Rs. 200 CP of Encyclopedia = 805/115 × 100 = Rs. 700 For 20% profit on both, = (200 + 700) × 120/100 = Rs 1080 Encyclopedia should be sold, = 1080 – 360 = Rs. 720
134, 138, 132, 142, 126, 146, 122
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4, 8, 24, 84, 480, 2880
12, 27, 44, 68, 94
Find the wrong number in the given number series.
 289, 274, 260, 247, 235, 225
Find the wrong number in the given number series.
24, 360, 629, 3148, 15742
4, 5, 12, 39, 160, 806
Find the wrong number in the given number series.
3, 8, 15, 24, 35, 50, 63- Find the wrong number in the given number series.
50, 64, 90, 134, 190, 260 - Find the wrong number in the given number series.
25, 36, 50, 68, 92, 120 12, 14, 18, 26, 38, 64