Page 49 - BUSINESS MATHEMATICS MODULE 1 (WHOLE)_Neat

4. Evaluate the arithmetic expression below:

Solution:

This problem includes a fraction bar (also called a vinculum), which means we

must divide the numerator by the denominator. However, we must first perform all
calculations above and below the fraction bar BEFORE dividing.

Thus,

Evaluating this expression,

we get:

M1_L3

5. Write an arithmetic expression for this problem. Then evaluate the expression using the
order of operations.

a. Mr. Smith charged Jill ₱1,600 for parts and ₱750 per hour for labor to repair her
bicycle. If he spent 3 hours repairing her bike, how much does Jill owe him?

Solution: 1,600 + 3 x 750 = 1,600 + 3 x 750 = 1,600 + 2,250 = 3,850

Answer: Jill owes Mr. Smith ₱3,850.

BUSINESS MATHEMATICS: Module 1 3.5 | P a g e