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The age of Arvinds father is 4 times his age. If 5 years ago, fathers age was 7 times the age of his son at the time, what is Arvinds fathers present age?
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Pushpa is twice as old as Rita was two years ago. If the difference between their ages is 2 years, how old is Pushpa today?
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The sum of the ages of a father and son is 45 years. Five years ago the product of their ages was 4 times the fathers age at that time. The present ages of the father and son, respectively are,
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In 10 years, A will be twice as old as B was 10 years ago. If A is now 9 years older than B, the present age of B is:
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The sum of the ages of a son and father is 56 years. After 4 years, the age of the father will be three times that of the son. Their ages respectively are:
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Express a speed of 36 Kmph in meters per second?
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The speed of a train is 90 Kmph. What is the distance covered by it in 10 minutes?
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In what time will a railway train 60 m long moving at the rate of 36 Kmph pass a telegraph post on its way?
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The sum of the interior angles of a polygon is twice the sum of its exterior angles. How many sides does the polygon have?
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Two trains of equal length 120 metres move in the same direction. The faster train completely overtakes the slower one in 15 seconds. If the slower train were to move at half its speed, the over taking would take in 10 seconds. At what speeds are the 2 trains moving (faster and slower respectively in m/s)
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