Question
The ratio of investment of A and B is 2 : 5 and that of
B and C is 3 : 7. Find the investment of B if sum of investment of A, B and C is Rs. 33600.Solution
Ratio of investment of A and B = 2 : 5Ratio of investment of B and C = 3 : 7Ratio of investment of A, B and C = (2 * 3) : (5 * 3) : (7 * 5) = 6 : 15 : 35Let the investment of A, B and C be 6x, 15x and 35x respectivelyAccording to question,6x + 15x + 35x = 3360056x = 33600x = 600Investment of B = 15x = 15 * 600 = Rs. 9000
13    13      26       ?      832       13312
...45, 166, 607, 1568, 3249, ?
18, 35, 68, 117, ?, 263Â
38, 41, 50, ?, 158, 401Â
Find the missing number in the given number series.
2, 7, 19, 62, ?, 1270Â
- What will come in place of (?) in the given number series.
3, 6, 13, 26, 43, ? - Find the missing number in the given number series.
42, 37, 45, 40, 48, ? 6400, 1600, ?, 80, 16, 4
What will come in place of the question mark (?) in the following series?
72, 108, 172, ?, 416, 612
2, 2, 6, 30, ?, 1890