CSE Reviewer - Numerical Ability Practice 5

Numerical Ability CSE Reviewer — Build speed and accuracy in core math: whole numbers, fractions, decimals, percent, ratio & proportion, and basic algebra. Items mirror CSE style and difficulty so you practice what actually appears.

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CSE Numerical Ability Practice 5
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Multiple-choice with instant feedback & Text-to-Speech
by Tchers' Den

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1. A product costs ₱2,400. It is increased by 20% and then discounted by 25%. What is the final price?

₱2,000 ₱2,160 ₱2,240

2. ₱25,000 amounts to ₱31,250 at simple interest in 2.5 years. What is the annual rate?

8% 10% 12%

3. In the proportion 7/9 = x/54, find x.

42 45 49

4. A can finish a job in 8 days, B in 12 days, and C in 24 days. Working together, how many days will they finish the job?

4 days 5 days 6 days

5. The average of 8 numbers is 21. If the average of the remaining 7 numbers is 19, what number was removed?

33 35 37

6. What is the greatest common factor (GCF) of 72 and 90?

12 18 36

7. A car travels half the distance at 30 km/h and the other half at 60 km/h. What is the average speed for the whole trip?

45 km/h 42 km/h 40 km/h

8. How many liters of a 55% solution must be mixed with a 30% solution to get 20 L of a 40% solution?

6 L 8 L 10 L

9. What percent of 60 is 45?

75% 70% 80%

10. From a standard 52-card deck, what is the probability of drawing a heart or a king?

1/4 3/13 4/13

11. Solve for x (positive solution): 2/(x + 1) + 4/(x + 3) = 2

1 2 3

12. Find the area of a trapezoid with bases 10 cm and 16 cm and height 7 cm.

84 cm² 91 cm² 98 cm²

13. What is the next term in the sequence: 3, 7, 15, 31, 63, __ ?

125 127 129

14. After a 20% discount, the price of an item is ₱2,400. What was the marked price before discount?

₱2,800 ₱3,000 ₱3,200

15. How many distinct permutations are there of the word BANANA?

60 90 120

16. A 150 m train moving at 54 km/h overtakes a 120 m train moving at 36 km/h in the same direction. How long to completely pass it?

54 s 45 s 60 s

17. Find the amount if ₱10,000 is invested at 8% compounded quarterly for 1.5 years.

₱11,216.00 ₱11,261.62 ₱11,360.00

18. A town’s population increases by 25% in one year and decreases by 20% the next year. What is the net percent change over the two years?

0% 2% 5%

19. Solve the system: 4x + 3y = 27 and 2x − y = 1.

x = 2, y = 7 x = 3, y = 5 x = 4, y = 3

20. Two distinct numbers are drawn at random from 1 to 10. What is the probability that their sum is even?

1/2 4/9 5/9