The total number of abdominal legs in the larval stage of the mustard sawfly is ____.

If ‘÷’ means ‘-’, ‘-’ mean ‘+’, ‘+’ means ‘×’ and ‘×’ means ‘÷’, compute the value of the expression:

Select the number from among the given options that can replace the question mark (?) in the following series.

24, 35, 51, 73, 102, ?

By interchanging the given two numbers (not digits), which of the following equations will be correct?

24 and 9

Select the correct combination of mathematical signs that can sequentially replace '*' sign and balance the equation given below.

56 * 112 * 4 * 15 * 5 * 9

If ‘P’ means (÷), ‘Q’ means (×), ‘R’ means (+), and ‘S’ means (-), then what is the value of the expression:

Which sequence of mathematical symbols among given sequences must be inserted in place of the (?) in order to obtain the desired result?

Select the correct combination of mathematical signs that can sequentially replace ‘*’ sign and balance the equation given below.

Select the correct combination of the mathematical signs to replace the ‘@’ symbols in the below equation and thereby balance it: