Scientific Notation Story Problems

As part of a community service project, a class planted 7x10⁵  trees in a year.  If there are 3.5x10³ students in the school, how many trees did each student plant?

• 2 x 10⁸

• 2 x 10²

• 3.5 x 10⁸

• 3.5 x 10²

Tags

CCSS.8.EE.A.4

A computer's hard disk drive holds 8 x 10⁷ bytes of information.  If Jill buys an extra memory stick that holds 3 x 10⁶ bytes of information, how much memory will the computer hold?

• 11 x 10¹³

• 11 x 10⁷

• 8.3 x 10¹³

• 8.3 x 10⁷

Tags

CCSS.8.EE.A.4

The Diplodocus dinosaur is believed to have become extinct approximately 1.38x10⁸ years ago.  The Oviraptor is believed to have become extinct approximately 7x10⁷ years ago.  How many years were there between the extinction of these two dinosaur types?

• 6.8 x 10⁸

• 6.8 x 10⁹

• 68 x 10⁸

• 6.8 x 10⁷

Tags

CCSS.8.EE.A.4

The dimensions of an office building are 1.5 x 10² feet by 4 x 10³ feet. What is the area of the base of the building, in feet?

• 5.5 x 10⁵

• 2.85 x 10 ⁵

• 6.00 x 10⁵

• 6.5 x 10¹

Tags

CCSS.8.EE.A.4

As part of a community service project,

a school planted 7x10⁵ trees in a year.

If there are 3.5x10³ students in the school,

approximately how many trees did

each student plant?

• 703 trees per student

• 695 trees per student

• 245 trees per student

• 200 trees per student

Tags

CCSS.8.EE.A.4

The US spends an average of 1.02x10⁴

dollars on each student per year.

There are about 7.6x10⁷ students in the US.

About how much money total is spent on

students per year?

• 7.6 x 10⁷

  dollars per year

• 7.598 x 10⁶

  dollars per year

• 7.7 x 10¹¹

  dollars per year

• 7.45 x 10³

  dollars per year

Tags

CCSS.8.EE.A.4

A factory can make 3 × 10⁴ t-shirts per day,

how many t-shirts will it make in 2.5 ×10² days?

(3 × 10⁴ ) ( 2.5 × 10²)

• 7,500,000 shirts

• 75,000,000 shirts

• 6,000,000 shirts

• 5,500,000 shirts

Tags

CCSS.8.EE.A.4

The Colorado Department of Education spent about 4.408 x 10⁹ in fiscal year 2004-2005 on public schools.  There were about 7.6 x 10⁵ students enrolled in public school.  What was the average spending per student? 

• Add

• Subtract

• Multiply

• Divide

Tags

CCSS.8.EE.A.4

The table below shows the debt of the three most populous states and the three least populous states. Part A.) What is the sum of the debts for the three most populous states? Express your answer in scientific notation.

• 1.892 x 10^6

• 1.02 x 10^12

• 1.892 x 10^3

• 1.02 x 10^7

Tags

CCSS.8.EE.A.4

The table below shows the debt of the three most populous states and the three least populous states. What is the sum of the debts for the three most populous states? Express your answer in scientific notation.

• 892 x 10^6

• 1.02 x 10^12

• 892 x 10^3

• 1.02 x 10^7

Tags

CCSS.8.EE.A.4