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Three-fifths of my current age is the same as five-sixths of that of one of my cousins’. My age ten years ago will be his age four years hence. My current age is ______ years.
The given figures depicts the country-wise and age-wise distribution of people who visit China for business set-up.
If in a given year, 500,000 people visited China, then the number of American nationals of the age group below 20 years who visited China is:
A person travels from A to B at a speed of 30 km/h and returns at a speed of 45 km/h. What is the average speed in km/h during the whole journey?
The speed of a train is 42 km/h. It crosses an electric pole in 27 seconds and a platform in 51 seconds. What is the length (in m) of the platform?
The ratio of age of alpha and beta is 2 ∶ 5. If the sum of their ages is 238, then find the difference between their age.
81, 52, 29, 73, 48, 33, 31
The median of the above data is
If the mean and median of a set of numbers are 8 and 11 respectively, then the mode will be:
The perimeter of a rectangle having area equal to 144 cm2 and sides in the ratio 4 ∶ 9 is
If selling price of an article is Rs. 432 and profit is 35%, then what will be the cost price of the article?
Interest earned after 5 years on ordinary interest of 12% per annum on a fixed amount is Rs. 5640. Find out the amount invested. (In rupees)
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