Question
The ratio of the incomes of two employees is 7 : 4, and
the ratio of their expenditures is 3 : 1. If each of them manages to save ₹4,800 per month, find the sum of their monthly incomes (in ₹).Solution
ATQ: (7x - 4800)/(4x - 4800) = 3/1 7x - 4800 = 12x - 14400 5x = 9600 x = 1920 Required sum = 7x + 4x = 11x = 11 × 1920 = 21120Â
What value should come in the place of (?) in the following number series?
192, 96, 96, 144, ?, 7201500 Â Â Â 150Â Â Â 30Â Â Â ? Â Â Â Â 3.6Â Â Â Â 1.8
What will come in place of the question mark (?) in the following series?
45, 88, 261, 1300, ?
86, 127, ?, 209, 250, 291
7, 6, 10, 27, 104, ?Â
37, 49, 63, ?, 97, 117
The question below is based on the given series I. The series I satisfy a certain pattern, follow the same pattern in series II and answer the questions...
12, 11, 20, 57, 224, 1015
What will come in place of the question mark (?) in the following series?
60, 110, 224, 463, ?, 1716
13, 29, 65, 129, ?, 373
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