Question

Using the rules for significant figures, what do you get when you multiply 67.6 by 1.2?

OA. 8
OB. 81
OOO
C. 81.1
O D.
81.12.

Answer 1

B. 81

Step-by-step explanation:

Answer: = 81 (real number)

Answer:= 8.1 × 101 ( In scientific notation)

Answer:= 8.1e1 (scientific e notation)

Rule: All the number before the power of 10 are considered as significant figures.

number of significant figures: 2

Answer 2

B. 81

Step-by-step explanation:

When you multiply two numbers, round the answer to the least number of significant figures available. 67.6 has three significant figures, and 1.2 has two significant figures. So we round to two significant figures.