Question
Find out the two signs to be interchanged for making the following equation correct
5 + 3 x 8 – 12 / 4 =3
A. + and x
B. + and /
C. - and /
D. + and -
Answer: C
Solution:
On interchanging – and /, we get the equation as
5 + 3 x 8 / 12 – 4 = 3
or 5 + 3 x (2/3) – 4 = 3
or 3 = 3, which is true.