Question

If the square of a number contains four zeros, then the number will contain____ zeros.

• A. $2$
• B. $8$
• C. $5$
• D. $0$

Answer 1

The correct option is A $2$

If square root of a number ending in four zeros, then the number has two zeros at the end

For example: $10000=1\underset{–}{00}\times 1\underset{–}{00}={100}^2$

Therefore, A is the correct answer