2. Solve routine and non-routine problems involving addition and/o subtraction of fractions using appropriate problem solving strategie
and tools (M4NS-IIh-87.1).
What I Know
Directions: Write only the letter of the correct answer on a separa
eet of paper.
4. Perform the indicated operation. Express your answers to th
lowest terms if possible.
2.
A.
В.
7
C.
7
7
D.
7
7​

See Explanation

Step-by-step explanation:

The question is incomplete. However, I will solve using the following assumptions.

Job A:

Job B

The first step is to calculate the rate of Job B using:

Where:

So, we have:

So, the hourly rate of job B is $4/hr

For Job A:

A linear equation has the form:

Where m is the rate

By comparison:

So, the hourly rate of Job A is $2/hr

Comparing both rates, we can draw the following conclusions;