Upstream-Downstream relative speed question

A person rides a cycle at a constant speed. When he drives in the direction of the wind, he is able to go 35 km in 5 […]
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Speed and time question

Two towns are exactly 100 km apart. Suresh leaves City-A at 3 pm driving at 30 km/hr. After 30 minutes, at 3:30 pm, Ramesh leaves City-B […]
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If digits of my age are reversed you will get my son's age…

If the digits of my present age are reversed then I get current age of my son. If one year ago my age was twice […]
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How much byte-addressable memory you can use with 12 bits address bus

If you have a byte-addressable memory (i.e every byte in the memory has an address) and an address bus of size 12 (i.e 12 wires […]
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Effect on area of rt angled triangle if base is increased and hight reduced

If the base of a Right angled triangle is increased 4 times and height is reduced to half, what will be the effect on its […]
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