Express the quotient of 0.422 and 0.004 in standard form
A
1.055 × 102
B
10.55 × 101
C
105 × 100
D
10.55 × 10-1
E
1.055 × 10-2
Verified Correct Answer: A.
Step-by-Step Mathematical Solution
= \(\frac{0.422}{0.004}\)
= \(\frac{4.22 \times 10^{-1}}{4 \times 10^{-3}}\)
= \(1.055 \times 10^{-1 - (-3)}\)
= \(1.055 \times 10^2\)
Source: Myschool Past Questions Archive (Record #42327)