Question

student spending survey
a high school economics teacher wants to understand the spending habits of students. the teacher surveys students about their preferred spending category (entertainment vs. education) and whether they save money regularly (yes vs. no).
the survey results are as follows.

• 200 students were surveyed in total.
• 80 students prefer spending on entertainment. of those, 50 save money regularly.
• 90 students save money regularly and prefer spending on education.
• the total number of students who do not save money regularly is 60.

the teacher plans to use this data to encourage better financial habits among students

spending category	save money regularly (yes)	do not save regularly (no)	total
education	90

how many students in total save money regularly?
140
80
200
120

Explanation:

Step1: Identify relevant groups

We have two groups of students who save money regularly: those who prefer entertainment and those who prefer education.

Step2: Sum the two groups

Students who save and prefer entertainment: 50. Students who save and prefer education: 90. Total = 50 + 90 = 140.

Answer:

140