Grade 7 - Probability and Scientific Notation

Which of these is the scientific notation of 76,000?

• 7.6 x 10⁵

• 7.6 x 10⁴

• 7.6 x 10⁶

Which of these is the scientific notation of 0.0081?

• 8.1 x 10 ³

• 8.1 x 10 ^-4

• 8.1 x 10 ^-3

Which of these is the scientific notation of 4,200,000?

• 4.2 x 10 ⁶

• 4.2 x 10 ⁸

• 4.2 x 10 ^-6

Which of these is the scientific notation of 3.12 x 10 ^-6?

• 0.00000312

• 0.0000312

• 0.00312

Which of these is the scientific notation of 3.726 x 10 ^-7?

• 0.000003726

• 0.0000003726

• 0.003726

What do you call this picture?

• Systematic Listing

• Tree Diagram

• Tabular Method

What do you call this picture?

• Systematic Listing

• Tree Diagram

• Tabular Method

What do you call this picture?

• Systematic Listing

• Tree Diagram

• Tabular Method

A big bus has 8 rows of seats with 3 seats per row. If Dan enters the bus and randomly chooses a seat, how many different seat choices does he have?

• 16

• 28

• 24

What is the decimal and percentage of this fraction? 1/2

• 0.75 = 75%

• 0.25 = 25%

• 0.50 = 50%