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LET Reviewer: Mathematics Part 3

Mathematics Part 3

61) In the progression 18, -12, 8 . . . which term is 512/729?
a. the 8th b. the 6th
c. the 9th d. the 7th

62) Which are the next three terms in the progression 1, 4, 16 . . . 8 terms?
a. 64, 256, 1024
b. 67, 259, 1027
c. 66, 258, 1026
d. 65, 257, 1025

63) Which are the next three terms in the progression 1/125, -1/25, 1/5 . . . 7 terms?
a. -2, 6, -26 b. -3, 7, -27
c. -4, 8, -28 d. -1, 5, -25

64) Which is the equivalent common fraction of the repeating decimal 3.242424…?
a. 107/33 b. 110/33
c. 109/33 d. 108/33

65) Benjamin received his report card with the following grades: 93, 88, 80, 86 and 89? What is the average grade?
a. 86 b. 87
c. 86 1/5 d. 88

66) The Miranda Family purchased a 250-pound side of beef and had it packaged. They paid ₱365.00 for the side of beef. During the packaging, 75 pounds of beef were discarded as waste. What was the cost per pound for the packaged beef?
a. ₱2.08 per pound
b. ₱2.50 per pound
c. ₱2.06 per pound
d. ₱2.30 per pound

67) If a baseball player hits 10 home runs in the first 45 games, at the same rate how many home runs can he expect to hit during the 162-game season?
a. 38 b. 42
c. 36 d. 40

68) During a recent shopping spree, Tomas and Nena bought some new accessories for their apartment. Nena chose a crocheted throw pillow at ₱24.95, and Tomas purchased a rural landscape painting for ₱135.00. How much did they actually spend if they paid 7% sales tax on their purchases?
a. ₱171.15 b. ₱139.25
c. ₱159.95 d. ₱148.75

69) You buy a new refrigerator for ₱12,800.00 and make a down payment of ₱2,500.00. If you finance the remainder at 8% annually for three years, how much will you actually pay for the refrigerator?
a. ₱12,190.00 b. ₱10,300.00
c. ₱12,772.00 d. ₱15,272.00

70) To pass her English Test, Lucille must get 75% of the items correct. Out of 80 questions, how many must she correctly answer?
a. 55 b. 60
c. 65 d. 70

71) Employees at Shaira'sMusicmart get a 20% discount on all purchases. If Theresa buys three tapes at ₱7.49 each, how much will she have to pay after her employee discount?
a. ₱16.98 b. ₱19.98
c. ₱18.98 d. ₱17.98

72) How many ways can a committee of 4 people be selected from a group of 7 people?
a. 35 b. 70
c. 140 d. 210

73) In how many ways can you arrange three mathematics books (Algebra, Geometry, Trigonometry) in order on a shelf?
a. 6 b. 8
c. 12 d. 24

74) One package is 100 pounds, and the other is 150 pounds. The weight of the second package is how many times that of the first?
a. 1½ times heavier
b. ½ as heavy
c. 10 pounds heavier
d. 20 pounds heavier

75) How many gallons of water will fill a fish tank that is 18 inches by 12 inches by 48 inches? (There are 231 cubic inches per gallon). Round your answer to the nearest gallon.
a. 45 gallons b. 40 gallons
c. 47 gallons d. 38 gallons

76) What are the next four numbers in this sequence 8, 5, 4, 9,17, ___, ___, ___, ___?
a. 4, 3, 2, 1 b. 5, 4, 3, 2
c. 6, 3, 2, 0 d. 3, 2, 1, 0

77) What day follows the day before yesterday if 2 days from now will be Sunday?
a. Tuesday b. Saturday
c. Wednesday d. Thursday

78) How much larger is the supplement of a 57 degree angle than the complement of a 75 degree angle?
a. 108 degrees b. 18 degrees
c. 105 degrees d. 123 degrees

79) The hypotenuse of a right triangle is 25 feet. If one leg is 24 feet, what is the length of the other leg?
a. 5 ft b. 5 ft
c. 20 ft d. 7 ft

80) Which is the length of the hypotenuse of a right triangle with legs 5 inches and 12 inches?
a. 17in. b. 13 in.
c. 11in. d. 20 in.

81) A tenant as awarded a house and lot package worth ₱180, 000.00. She has to pay package for 20 years at 9% per annum. How much will the house and lot cost after 20 years?
a. ₱604, 000 b. ₱504, 000
c. ₱704, 000 d. ₱500, 00

82) What is the exponential function of Y = f (x)?
a. y = 2x – 1 b. y = 5x2
c. y = x-1 d. y = x-5

83) Julio son is graduating. He sent his son three packages of 8 ½ kg, 10 ¼ and 2 ½ kg. What is the total of the packages sent?
a. 20 ¼ kg b. 21 ¼ kg
c. 18 ½ kg d. 23 2/2 kg

84) The weather report recorded a temperature of 29°C in the morning and 33.5°C at two o’clock in the afternoon. How many degrees higher was the afternoon temperature?

a. 4.5°C b. 5.8°C
c. 6.3°C d. 5.5°C

85) Write the ratio in the lowest term two hours to 30 minutes
a. 2:15 b. 2:4
c. 2:30 d. 4:1

86) Give the value of a if the statement is 4ab = 20 and b = 5:
a. 3 b. 1
c. 2 d. 4

87) What is the sum of √9 and √4.
a. 3 b. 5
c. 2 d. 4

88) What is the value on N in: 18 2/16 + 26 ¼ = N
a. 44 3/8 b. 44 ½
c. 44 ¼ d. 43 4/16

89) Which expresses the polynomial in the following?
a. x – x + 9 – 3x + 10x
b. 2x + 4x – 3
c. xy – x – 6
d. x – 4x + 2x – x + 2

90) The meat sent by air cargo is 1,340 pounds. The weight was computed into kilogram determine the kilogram of the cargo.
a. 0090 kg b. 609.09 kg
c. 61 kg d. 00.908 kg

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