CASAS Data Interpretation & Analysis 3

Question 1

A chart shows that a factory produced 120 items on Monday, 95 on Tuesday, and 110 on Wednesday. What was the average daily production?

Accepted Answer

108.3 items

Answer

(120 + 95 + 110) ÷ 3 = 325 ÷ 3 ≈ 108.3 items per day.

Question 2

A graph shows population growth: 2000=50,000; 2010=65,000; 2020=80,000. By how many people did the population grow from 2000 to 2020?

Accepted Answer

30,000

Answer

80,000 − 50,000 = 30,000 people over the 20-year period.

Question 3

A table lists product prices before and after a 10% discount: original price $80. What is the discounted price?

Accepted Answer

$72

Answer

10% of $80 is $8, so the discounted price is $80 − $8 = $72.

Question 4

A double bar graph compares men and women attending a community class over 3 weeks. Week 1: M=20, W=25; Week 2: M=30, W=28; Week 3: M=22, W=35. In which week did women outnumber men by the most?

Accepted Answer

Week 3

Answer

Week 3 shows the largest gap: 35 women vs. 22 men, a difference of 13.

Question 5

A map legend shows that 1 inch = 50 miles. Two cities are 3.5 inches apart on the map. What is the actual distance?

Accepted Answer

175 miles

Answer

3.5 inches × 50 miles per inch = 175 miles.

CASAS (Comprehensive Adult Student Assessment System) Practice Test

CASAS (Comprehensive Adult Student Assessment System) Practice Test

CASAS Data Interpretation & Analysis 3