There are 70 rupees in a box which contains coins of 1 rupee, 50 paise, and 25 paise. If the number of 50 paise coins is 2 times the number of 25 paise ...
If 'A' = (2/5) of 'B', 'B' = (3/4) of 'C', then find the value of (A + B) :(B + C) .
Two candles of the same height are lighted at the same time. The first is consumed in 10 hours and the second in 8 hours. Assuming that each candle burn...
- The mean proportional of 3 and 147 is _____.
Find the third proportional to 12 and 48?
A, B, and C invested capital in the ratio 3: 4: 8. At the end of the business period, they received profits in the ratio 2: 3: 5. What is the ratio of t...
The total number of students in a school is 20020. If the ratio of boys to the girls in the school is 73:81 respectively, then find the total number of ...
If the third proportion of 36 and 54 is “0.5k”, then find the value of (k − 28) : (k + 20).
In a class of 250 students, 150 are girls and remaining are boys. Among boys, the ratio of number of boys who are wearing caps to those who are not wear...
A sum of Rs. 723 is divided among X, Y and Z such that X gets Rs. 168 more than Y. Y gets Rs. 78 more than Z. Find the share of Z?
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