Question
A bag contains 20 rupees note, 50 rupees note and 100
rupees note in the ratio 5:7:2. If the total amount in the bag is Rs 2,600, find the average number of 20 rupees note and 50 rupee note.Solution
Ratio of values of the notes = 5 ×20∶7×50∶2 ×100 = 2:7:4 Value of 20 rupees note = 2600×2/13= Rs. 400 Value of 50 rupees note = 2600×7/13= Rs. 1400 Value of 100 rupees note = 2600×4/13= Rs. 800 Number of 20 rupees note = 400/20 = 20 Number of 50 rupees note = 1400/50 = 28 Number of 100 rupees note = 800/100 = 8 Average of 50 & 20 rupee note = (20+28)/2 = 24
98, 89, 114, 50, 194, ?
What will come in place of the question mark (?) in the following series?
555, 430, ?, -320, -1320, -3320Â
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...
204, 401, 640, ?, 1105, 1406
What will come in place of the question mark (?) in the following series?
100, 729, 64, 343, 36, ?
What will come in place of the question mark (?) in the following series?
18, 25, 36, 49, 66, ?
124, 180, 108, 198, ?, 220
101, 103, 107, 109, 113, ?
Find the missing number in the given number series.
2, 5, 16, 65, 326, ?16Â Â Â 25Â Â Â 36Â Â Â 49Â Â Â 64Â Â Â Â ?
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