Semester 1 Final

Your motorcycle gets 45 miles per gallon of gasoline, and you ride at an average speed of 65 miles per hour. How much gas do you use in an hour?

• 1.33 gal

• 1.50 gal

• 1.25 gal

• 1.44 gal

Tags

CCSS.6.RP.A.3B

Two brands sell the same type of juice. Which brand offers a better deal per ounce? Six 10-oz bottles for $3.60 Eight 8-oz bottles for $4.00

• Eight 8-oz bottles

• Six 10-oz bottles

• equal value

• not enough information

Tags

CCSS.6.RP.A.3B

Every year, approximately 130 million babies are born worldwide. About many births occur per minute on average?

• 4,200 births per minute

• 8,800 births per minute

• 2,500 births per minute

• 250 births per minute

Tags

CCSS.6.RP.A.3B

Solve for the percentage in the problem. Round to the nearest tenth of a percent. 1200 students is (a)   % of 845 students.

• 142
• 0.1
• 1.4

• 138.9

Measurements are made at two different times. Find the absolute change and then find the relative change. Round answers to the nearest tenth if necessary. At a certain college, the percentage of elves decreased from 68% in 1970 to 48% this year.

• Absolute change: − 20 percentage points

  Relative change:

  − 29.4%

• Absolute change: +20 percentage points Relative change: +29.4%

• Absolute change:

  +20.0 percentage points

  Relative change: 41.6%

• Absolute change:

  −20 percentage points

  Relative change: − 20.0%

Tags

CCSS.6.RP.A.3C

In 2008, there were 400 people who played hockey in Durango. In 2010, there were 439 people who played hockey in Durango. Find relative change. Give your answer to TWO DECIMAL PLACES (hundredths place)

Tags

CCSS.6.RP.A.3C

On their first test, the class scored 68% average. On their second test, the class scored 78% average. Find the absolute change.

Tags

CCSS.6.RP.A.3C

David estimates the number of balls in a box as 60. If the true value of balls is 75, find the relative error of David’s estimation.

• 1.25

• 0.8

• 0.25

• 0.2