Significant Figures Int 2

Calculate 5.50 cm + 5.50 cm and give your answer with the appropriate number of significant figures.

• 11 cm
• 11.0 cm
• 11.00 cm
• 11.000 cm

How many significant figures will be in the answer to the following question:
7.62 x 6.98 x 3.2645

• 1
• 2
• 3
• 4

Calculate 12.34 + 1.234 + 0.1234

• 13.6974
• 13.697
• 13.70
• 13.7

Calculate 345.009 g - 23.009 g and give your answer with the appropriate number of significant figures.

• 322.00 g
• 322 g
• 322.000 g
• 322

Calculate 7.987 m - 0.54 m and give your answer with the appropriate number of significant figures.

• 7.45 m
• 7.447 m
• 7.4 m
• 7.5 m

When performing the calculation 34.530 g + 12.1 g + 1222.34 g the final answer must have

• Three significant figures
• One decimal place
• Two decimal places
• Three decimal places

Calculate 1.23 m x 0.89 m and give your answer with the appropriate number of significant figures.

• 1.0 m²
• 1.1 m²
• 1.0947 m²
• 1.09 m²

Which of the following is the answer for the problem with the correct number of significant digits?
24.32 + 1.2 = 25.52

• 25.6
• 25.52
• 25.5
• 25

Divide and report to the correct number of significant figures:

(6.9 x 10⁷) / (2.3 x 10^-3)

• 3.0 x 10¹⁰

• 3 x 10¹⁰

• 3 x 10^-4

• 3 x 10^-21

Multiply and report to the correct number of significant figures:

(9.0 x 10^-6) x (3.0 x 10^-3)

• 27 x 10^-8

• 3 x 10^-8

• 3 x 10^-3

• 2.7 x 10^-8