What is the maximum value of 3 sin x + 4 cos x?
The last day of a century cannot be
What is another name for a lady's umbrella?
If six persons sit in a row, the probability that three particular persons are always together is:
The quantum theory was initially regarded as absurd, unnatural and incompatible with common sense.
The banker's discount and the true discount on a sum of money due 8 months hence are Rs.115 and Rs.100 respectively. Find the sum and the rate percent.
If A + B means A is the brother of B, A - B means A is the sister of B, and A x B means A is the father of B, which of the following means that C is the son of M?
The village headman was unlettered, but he was no fool, he could see through the sophistry of the businessman's proposition and promptly turned him down.