Question

The numbers 2.745 and 2.735 on rounding off to 3 significant figures will give

• A. 2.75 and 2.74
• B. 2.74 and 2.73
• C. 2.75 and 2.73
• D. 2.74 and 2.74

Answer 1

Answer: (D)

2.74 and 2.74

Answer 2

In 2.745 the digit to be rounded off (i.e.,4) is even, hence it should be left unchanged and in $2.735$ , the digit to be rounded off (i.e.,3) is odd, hence it should be increased by 1. i.e., changed to 4.