Question

HELP! Algebra!
The following two-way table shows the number of students of a school who have a cell phone and/or have a part-time job:


Based on the table, how many students have both a cell phone and a part-time job?
Answers:
A- 10
B- 40
C- 50
D- 100

Answer 1

The table shows that of those who have a part time job, 40 students have a cell phone, and 10 do not.  The correct answer is B, or 40.  40 students out of 100 have both a cell phone and a part-time job.

Answer 2

The number of students have both a cell phone and a part-time job is 40.

The correct option is (B)

What is algebra?

Algebra is a branch of mathematics that deals with symbols or variables and uses arithmetic operations (+, –, ×, ÷) to find the unknown quantities represented by these variables.

Given table shows that,

The students having whether having cell phones or not and whether the students are having part time job or not.

As we can see from the Column I shows students having cellphones and the first row shows students having part time job. which is 40.

Hence, the students have both a cell phone and a part-time job is 40.

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