What type of corn is Zea mays

Select the option that is related to the third term in the same way as the second term is related to the first term.

Select the correct combination of mathematical signs to replace the * signs and to balance the given equation.

831 * 3 * 13 * 45 * 245 * 1

Select the option that represents the letters that, when sequentially placed from left to right in the blanks below, will complete the letter series.

Which of the following letter-clusters will replace the question mark (?) in the given series?

YTM, AQQ, CNU, ?, GHC

Study the given pattern carefully and select the number from among the given options that can replace the question mark (?).

A paper is folded and cut as shown below. How will it appear when unfolded?

Four of the following five figures are alike in a certain way and thus form a group. Select the one that does NOT belong to that group.

If 'A # B' means 'A is the father of B',

'A $ B' means 'A is the mother of B',

'A @ B' means 'A is the husband of B',