10th Class Mathematics Real Numbers Question Bank Case Based (MCQs) - Real Numbers

The product of exponents of the prime factors of total number of sweets is:

A) 2

B) 3

C) 5

D) 6

Correct Answer: A

Solution :

Sol. Since, total number of sweets is 550.

Prime factorisation of \[550=2\times 5\times 5\times 11\]

\[={{2}^{1}}\times {{5}^{2}}\times {{11}^{1}}\]

\[\therefore \] Product of exponents \[=1\times 2\times 1=2\]

So, option [a] is correct.