By what least number should 1200 be multiplied so that it becomes a perfect square?
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Which of the following can't be the unit's digit of a perfect square?
Dwarfness can be controlled by treating plants with
A contestant in a cycle race starts and cycles 3 km North, then turns East and cycles 5.5 km, then turns South and cycles 3 km, then turns to his left and cycles 7 km. Where is he now with respect to the starting position?
Which of the following has the same unit as energy?
Which country among the following is the smallest in terms of area?
Why does a piece of cloth, which appears green in sunlight, appear black when it is viewed under red light?
If a mirror is placed on the line MN, then which of the answer figures is the right image of the given figure?