Which one of the following conservation reserve of

What will come in the place of [?] in the following equation if '÷' and ' X ' are interchanged?

20 - 6 ÷ 15 X 5 + 9 - 8 = ?

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

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

If four hats are picked at random, what is the probability that one is green, two are blue and one is red?

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

65 * 45 * 25 * 5 * 35 * 60

If the following interchanges are made in signs, then what would be the value of the following expression?

48 X 63 + 2 ÷ 9 - 35 

What will be the value of the given expression after the following interchanges?

Expression: 324 + 22 - 7 X 4 ÷ 36 - 28