LET Reviewer - GenEd - Mathematics Part-1 (40 Items)

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MATHEMATICS (1)

1) Only 26% of 50 students passed the exam. How many students failed the test?
a. 37
b. 35
c. 33
b. 39

2) List the fractions 1/9, 2/15 and 3/15 from LEAST to GREATEST.
a. 3/21, 1/9, 2/15
b. 1/9, 3/21, 2/15
c. 1/9, 2/15, 3/21
d. 2/15, 3/21, 1/9

3) What is the square root of 400?
a. 40
b. 20
c. 8
d. 4

4) Of the 50 students enrolled in the subject – Trigonometry, 90% took the final examination at the end of the term. Two-thirds of those who took the final exam passed. How many students passed the exam?
a. 33
b. 45
c. 34
d. 30

5) Which has the most volume?
a. A box 10 meters high, 6 meters wide, and 14 meters long.
b. A box 1 meter high, 60 meters wide, and 14 meters long.
c. A box 9 meters high, 7 meters wide, and 14 meters long.
d. A box 11 meters high, 8 meters wide, and 7 meters long.

6) If 4s=b, then a is equal to ________.
a. 4 + b
b. 4b
c. b/4
d. 1/4b

7) If p is a positive integer in the equation 12p=q, then q must be a:
a. negative even integer
b. positive odd integer
c. negative odd integer
d. positive even integer

8) Which of the following is NOT a prime number?
a. 43
b. 47
c. 53
d. 57

9) In Roman numerals, what letter in the alphabet represents 1,000?
a. M
b. L
c. D
d. C

10) The value of the expression 3xy + 3y + 7 when x=2 and y=3 is:
a. 36
b. 42
c. 34
d. 40

11) 100 is to 121 as 10 is to?
a. 14
b. 12
c. 13
d. 11

12) 20% of 2 is equal to:
a. -4
b. 4
c. 1/4
d. 10

13) If 40% of a number is 55, what is 44% of that number?
a. 64
b. 60.5
c. 52.5
d. 56

14) A box holds 222 apples. How many apples are there in 20 boxes?
a. 4400
b. 4440
c. 4420
d. 4460

15) I sold 2/3 of my pencils for 0.25 each. I sold the remaining 8 pencils at 0.25 per pair. How much money did I collect for the pencils?
a. 7.5
b. 7
c. 6
d. 5

16) If a function is defined by the set of ordered pairs (1,2), (2,4), (3,8), (4,16), (5,Y), then the value of Y is?
a. 10
b. 32
c. 20
d. 25

17) If n<m and a<b, then _________.
a. n+a > m+b
b. m=b
c. n=a
d. n+a < m+b

18) Why is 1/5 called a unit fraction?
a. Then number 5 is the denominator.
b. The unit is less than one.
c. Unit fraction have 1 as the numerator.
d. It is between 0 and 1, the basic unit.

19) The amount of simple interest denoted by “I” paid by the bank on a savings account, uses which of these formula?
a. I = principal invested X annual rate of interest X months
b. I = principal invested X annual rate of interest X years
c. I = principal invested X annual rate of interest X years and X months
d. I = principal invested X annual rate of the interest

20) The average of a set of 12 numbers is 12. If 1, 2 and 3 are added to the set, what is the new average?
a. 8
b. 9
c. 10
d. 11

21) If the scores in Mathematics test of 45 students are arranged from the highest to the lowest, the 23rd score is the:
a. mean
b. variance
c. median
d. mode

22) Express the integer 50 as a percent.
a. 5%
b. 50%
c. 500%
d. 5,000%

23) To find the perimeter (P) of a rectangle that has length of 16 inches and a width of 12 inches, which of the following equations can be used?
a. P = 2(16)(12)
b. P = (16)+(12)
c. P = 2(16)+(12)
d. P = 2(16+12)

24) Which of the following illustrates the procedure and correct answer of multiplying 2 1/2 X 3 2/3?
a. 3/5 X 6/3 = 9/5 X 30/5 = 270/5 = 54
b. 2/5 X 3/11 = 5/50 X 30/50 = 150/5 = 30
c. 5/2 X 11/3 = 55/6 = 9 1/6
d. 2/3 X 5/2 = 4/6 X 15/6 = 60/6 = 10

25) Six post office employees are working today. It takes one employee one minute to serve one person. How long would you have to wait in the line if you hold number 321?
a. 33 minutes
b. a half an hour
c. 20 minutes
d. 45 minutes

26) If you write all the whole numbers from 1 through 1,000, how many numbers have the digit 4? a. 400
b. 271
c. 264
d. 235

27) A vehicle consumes one liter of gasoline to travel 10 kilometers. After a tune-up, it travels 15% farther on one liter. To the nearest tenth, how many liters of gasoline will it take for the vehicle to travel 230 kilometers?
a. 20.15 liters
b. 23 liters
c. 23.15 liters
d. 20 liters

28) A 2-hours television program included 12 minutes of commercials. What percentage of the program was not commercials?
a. 94%
b. 90%
c. 88%
d. 86%

29) If the score of 10 students are: 76, 80, 75, 83, 80, 79, 85, 80, 88, 90, the mode is:
a. 85
b. 79
c. 88
d. 80

30) What is 111% of a number, if 132 is 11% of that number?
a. 1,332
b. 1,432
c. 1,234
d. 1,412

31) A rectangle has sides of 10 and 12 units. How can the area of a square be computed if it has the same perimeter of the rectangle?
a. Add 10 and 12, double the sum, divide by 4, then multiply by 4.
b. Add 10 and 12, double the sum, then multiply by 4.
c. Add 10 and 12, double the sum, divide by 4, then square the quotient.
d. Add 10 and 12, double the sum, divide by 4, then multiply by 2.

32) The ration of men to women at Mabuhay High School is 3:7. If there are 6,153 women in the said school, how many men are at Mabuhay High School?
a. 2,051
b. 2,637
c. 879
d. 1,895

33) Mrs. Smith has 80 birds: geese, hens and ducks. The ration of geese to hens is 3:1. 60% of the birds are ducks. How many geese does Mrs. Smith have?
a. 24
b. 20
c. 25
d. 28

34) If each of the five members in a basketball team shakes hands with every other member of the team before the game starts, how many handshakes will there be in all?
a. 6
b. 8
c. 10
d. 9

35) How many twenty thousand are there in one million?
a. 100
b. 500
c. 50
d. 1000

36) One scoop of fish food can feed 7 fish for two days. How many fish can 6 scoops of fish food feed for a week?
a. 12 fishes
b. 14 fishes
c. 16 fishes
d. 18 fishes

37) Change the following percents to decimals: 23%, 5%, 3%, 3.5%.
a. 2.3, .500, .30, 30.5
b. .23, 50, 03, 3.05
c. .23, .05, .03, .035
d. .023, 5.00, 3.0, 03.5

38) What is the range of the following: 86, 70, 83, 90, 85, 78, 79, 81, 87?
a. 12
b. 15
c. 16
d. 20

39) If Bob is exactly 33 years old on the 333rd day of this year, in what month was he born?
a. October
b. December
c. November
d. September

40) What value of x will satisfy the equation 5x + 7 = 3x – 9?
a. x = -6
b. x = +8
c. x = 10
d. x = -8

MATHEMATICS (1) ANSWERS:
1. A
2. C
3. B
4. D
5. C
6. A
7. D
8. D
9. A
10. C
11. D
12. D
13. B
14. B
15. D
16. B
17. D
18. C
19. B
20. C
21. C
22. D
23. D
24. C
25. B
26. B
27. D
28. B
29. D
30. C
31. B
32. B
33. B
34. C
35. C
36. A
37. C
38. D
39. C
40. D

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