What will come in the place of '?' in the following

A $ B means A X B, A & B means A - B, A % B means A ÷ B and A # B means A + B, then what is the value of 320 & 80 # 120 % 24 $ 50?

What will come in place of ‘?’ in the given expression?

12 × 12 + 10² + 24 × (5/4) = ?

If "+" means "subtraction", "×" means "division", "÷" means "addition" and "–" means "multiplication", then solve 98 – 2 x 14 ÷ 5 – 7 + 40 .

After interchanging the given two signs, what will be the value of the given equation?

x and ÷

36 + 14 ÷ 98 x 7 - 18

If 'A' means 'division', 'B' means 'subtraction', 'C' means 'addition', and 'D' means 'multiplication', then what is the value of the expression:

If ‘A’ means (÷), ‘B’ means (×), ‘C’ means (+), and ‘D’ means (-), then what is the value of the expression:

Which of the following mathematical operator are placed in place of alphabet given in the equation to make it true?

54 a 7 c 9 f 45 h 12 j 15