Page 77 - BUSINESS MATHEMATICS MODULE 1 (WHOLE)_revised 10.20.2020

LESSON 5: COMPARISON OF NUMBERS

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Exercise 5.1
Find the percentage.
a. 30% of 80 = f. 23% of 5,700 students =
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b. 75% of 78 = g. 12 % of 650 books =
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c. 19% of 89 = h. 14% of ₱58,000 =
d. 145% of 95 = i. 100% of $24,000 =
e. 200% of 360 = j. 250% of ₱35 billion =

Exercise 5.2
Find the rate or the base.

a. 12 out of 80 = f. 5 is 10% absences =
b. 150 out of 2,000 examinees = g. 45 is 50% of attempts =
c. 15 out of 20 games = h. 10 is 25% of production =
d. ₱20 out of ₱100 sales = i. ₱6.50 is 2 % of sales tax =

e. ₱25 out of ₱150 profit = j. ₱1,500 is 20% of income =
Exercise 5.2
Solve the following problems.
1. A raise of 15 % brings ₱1,200 a month to Nick Padilla’s salary. What was his base salary a month?

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2. Out of an income of ₱126,000 per year, Lydia Villano spent 48 % on food, 25 % on rent, ₱6.50 is
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10 % on clothing, 8 % on miscellaneous items, and the rest she saved.
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a.) How much did she spend for each category?
b.) How much money did she save?
Solution a.)

LESSON 4: FRACTIONS 4.7 | P a g e