Interpreting a Graph

The graph shows Ashley riding her bike to Maria's house. 
What was occurring from point B to point C?

• She was increasing her speed.

• She stopped for 4 minutes

• She was decreasing in speed

Dave is hiking on a mountain.  The graph shows his decent from the peak of the mountain. Which best describes his actions along B?

• Climbing down the mountain

• Climbing up the mountain

• Stopped for bird watching

• Base Jumping

Which runner won the race?

• Albert

• Bob

• Charlie

The graph shows the percentage of employees according to age in a call center company. If there are 420 employees who are 30 to 39 years old, how many employees are there in the company?

• 820

• 830

• 840

• 860

Answer explanation

Solution:

Since the employees with ages 30-39 years old comprises 50% of the total number of employees, it means that it is half of the total number. Thus, we can simply multiply it by 2.

420 x 2 = 840

The graph shows the percentage of enrollment of Mabuhay Elementary School according to gender. If the school has the total population of 2 000, how many boys are enrolled in the school?

• 800

• 850

• 900

• 950

Answer explanation

Solution:

Simply multiply the total enrollment by the given percentage. Thus,

2000 x 0.45 = 900

The graph shows the means of transportation of the 800 pupils of Pag-asa Elementary School in going to school. How many pupils go to school by riding a jeep?

• 130

• 140

• 150

• 160

Answer explanation

Solution:

Simply multiply the total population by the given percentage. Thus,

800 x 0.20 = 160

The graph shows the favorite sports of the 200 people who participated in a survey. How many people preferred to play ball games?

• 70

• 80

• 90

• 110

Answer explanation

Solution:

Simply multiply the total number of people who participated in the survey by the given percentage. Thus,

200 x 0.40 = 80

The graph shows the budget allocation of the family. If the family spends ₱ 10,000.00 in recreation, how much is the total monthly budget of the family?

• ₱ 20,000.00

• ₱ 30,000.00

• ₱ 40,000.00

• ₱ 50,000.00

Answer explanation

Solution:

Since the budget for recreation is 25%, it means that it is one-fourth of the total budget of the family. Thus, we can simply multiply it by 4.

10,000 x 4 = 40,000

How tall was the maple tree when it was 7 years old?

• 55''

• 60''

• 65''

• 70''

How many hours will Keith have to spend writing this week in order to have written a total of 20 pages?

• 3

• 4

• 5

• 6