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Speed = 72 km/h = 20 m/s. Length of train = 20 × 15 = 300 m. Length of platform = 20 × 40 - 300 = 500 m. Correct option: d
A sum of Rs.10600 is to be divided among 6 brothers, 5 sisters and 3 aunts. If each sister receives four times as much as each aunt and each brother rec...
There is a mixture of 63 liters of apple juice and water in a vessel. The ratio of apple juice to water is 3:4. If 14 liters of the mixture is taken out...
A bag contains coins of Rs 1, 50p, and 25p and the ratio of the number of coins is 6:15:16. If the total value of all the coins is Rs 1050 then what wi...
The ratio of the two numbers is 7:13. 150% of the first number is equal to the 60% of the second number. Find the sum of both the numbers.
Monthly savings of ‘Q’ is 20% more than that of ‘P’ and is 44% less than monthly income of ‘P’. Monthly expenditure of ‘Q’ is Rs. 4760 a...
A, B & C have Rs.1550 together. If they divide the money in the ratio 1:3:1 respectively. Find the difference of amount received by B and C.
Determine the mean proportion of 40 and 19.6
A sum of Rs. 720 is divided among X, Y and Z such that X gets Rs. 124 more than Y. Y gets Rs. 64 more than Z. Find the share of Z?
The ratio of the incomes of Vineet and Vidya is 13:10 respectively. Vineet saves 20% of his income while Vidya saves 15% of his income. The sum of their...
The ratio between the number of books and pencils is 8:5 and the ratio of cost of per book and pencil is 6:5 then find the percentage by which total cos...