The Preamble got amended how many

In a given code form:

P + Q means P - Q

P ÷ Q means P × Q

P × Q means P + Q

P - Q means P ÷ Q

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

x and ÷

36 + 14 ÷ 98 x 7 - 18

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

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

24 and 9

In the following question, which mathematical operators can be used so that the expression will become correct?

9 * 6 * 28 * 4 * 30

Which two signs should be interchanged to make the following equation correct?

38 ÷ 26 – 2 + 5 × 4 = 45

A seller sold a vehicle for Rs. 81,000 with the loss of 10%. At what price be sold to earn 10% profit?

If '+' means ' - ', ' X ' means '+', ' - ' means '÷' and '÷' means ' X ', then what is the value of the following expression?