Unit 1 Test Review

The number of significant figures in: 405,000

• 6

• 5

• 4

• 3

The number of significant figures is: 0.00008770

• 8

• 4

• 3

• 7

The number of significant figures is: 10.0

• 1

• 2

• 3

• 4

The following number has 4 significant figures.

• 1010

• 0.0055

• 5000

• 101.0

The correct scientific notation for this number is: 67,400,000

• 6.74 x 10⁷

• 67.4 x 10⁶

• 6.74 x 10^-7

• 674 x 10⁵

The correct scientific notation is: 0.000044

• 4.4 x 10⁵

• 44 x 10⁴

• 44 x 10^-4

• 4.4 x 10^-5

The expanded form for 5.64 x 10^-1 is?

• 56.4

• 0.564

• 564

• 0.0564

12.03 + 43.5 = ?

Express your answer to the correct place value.

• 55.530

• 55.53

• 55.5

• 56

• 85.71429

• 85.71

• 85.7

• 86

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