Which of the following two signs needs to be interchanged to make the given equation correct? 24 − 8 / 4 + 5 × 3 = 14

If + means multiplication, ÷ means subtraction, − means addition and × means greater than, which expression is correct?

If + means x, x means -, ÷ means +, - means ÷, then 175 - 25 ÷ 5 + 20 x 3 + 10 equals to:

If ÷ means +, - means ÷, x means - and + means x, then the value of ((36x4)-8x4)/(4+8×2+16÷1) is

If + means ×, − means ÷, × means − and ÷ means +, find 15+8×4−2÷10.

Of the three numbers, the first number is twice the second number and the second number is twice the third number. The average of reciprocal of these numbers is 7/72. The smallest of these numbers is…