Give the Correct Number of Significant Figures to the Problem

question 137

Multiple Choice

Give the correct number of significant figures to the problem below.2.4 x 10^-4 + 3.1 x 10^-2 =

• A)5.5 x 10^-6
• B)5.5 x 10^-8
• C)5.5 x 10^-4
• D) 3.1 x 10^-2
• E) 2.4 x 10^-4

---

Definitions:

Directly Proportional

A relationship between two variables where if one increases, the other one also increases at a constant ratio.

Inversely Proportional

A relationship between two variables where when one variable increases, the other decreases at a rate that maintains the constant product of the two variables.

Power Source

A component or system that provides electrical power to a circuit or device.

Electrostatic Attraction

The force of attraction between oppositely charged particles.