Find the number of triangles in the given figure?

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

Select the correct combination of mathematical signs that can sequentially replace the sign * and make the equation correct.

5 * 14 * 6 * 8 * 9 * 502

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

'!' means '÷', '$' means ' X ', '#' means '+' and '&' means '-' then what would be the value of the expression given below?

Select the correct combination of mathematical signs that can sequentially replace the * signs and make the equation correct.

45 $ 5 $ 68 $ 17$ 12 = 37

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

24 and 15

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

Expression: 84 ÷ 11 - 15 X 14 + 75

If P is coded as '÷', Q is coded as '+', R is coded as '-' , and S is coded as 'x' , then what is the value of the following expression?