Question

Question content area top
Part 1
Which of the following numbers is written in scientific​ notation?
18
4.88
18 times 10 Superscript 1
4.88 times 10 Superscript 1
Question content area bottom
Part 1
Choose the correct answer below.
A.4.88
4.88
B.4.88 times 10 Superscript 1
4.88 times 10 Superscript 1
C.18 times 10 Superscript 1
18 times 10 Superscript 1
D.18

Answer 1

B. 4.88 × 10^1

Reason: Scientific notation has the form a × 10^n with 1 ≤ |a| < 10. Here a = 4.88, which satisfies the requirement.