Mathematics | jobtestpaper.com

Subject Mathematics
	476. $\frac{1}{5}$ of 30% fo 0.60 = ?
	(a) 0.12
	(b) 0.18
	(c) 3.6
	(d) 0.36
	(e) 0.036
	Ans. e
	477. There will be a loss of 10%, if a chair is sold for Taka 540. At what price should the chair be sold to make a profit of 20%?
	(a) 576
	(b) 660
	(c) 600
	(d) 720
	(e) 900
	Ans. d
	478. A car-wash can wash 8 cars in 18 minutes. At this rate, how many cars can the car-wash wash in 3 hours?
	(a) 13
	(b) 40.5
	(c) 80
	(d) 125
	(e) 405
	Ans. c
	479. The cost function of a product is 400 + 2x, where x is the number of units produced. How many units should be produced to make an average cost of Taka 2.5 per unit?
	(a) 200
	(b) 800
	(c) 400
	(d) 720
	(e) 900
	Ans. b
	480. Organisers of a trade fair projected an increase of 20% in the number of visitors over the previous year, but the number of visitors actually increased by 50%. By what percentage was the actual number of visitors greater than projected number of visitors?
	(a) 20%
	(b) 25%
	(c) 30%
	(d) 50%
	(e) 125%
	Ans. b
	481. P is now 8 year older than Q. 17 years ago P was twice as old as Q. How old will Q be in 10 years?
	(a) 43
	(b) 35
	(c) 15
	(d) 27
	(e) 25
	Ans. b
	482. Salim gets grades of 79, 83, 86, and 89 on four math tests. What grade must he get on his fifth test to average 85?
	(a) 86
	(b) 3
	(c) 87
	(d) 87 $\frac{1}{2}$
	(e) 88
	Ans. e
	483. Musum can do a job in 2 hours. Hashem can do the same job in 3 hours. If they work together, how many hours will it take to do the job?
	(a) 1 $\frac{1}{5}$
	(b) 6
	(c) 3
	(d) 1 $\frac{2}{3}$
	(e) 1 $\frac{3}{4}$
	Ans. a
	484. A man deposits Tk. 600 in a Bank at 10% interest rate compounded annually. At the end of the second year, what will be the total amount including interest?
	(a) 660
	(b) 720
	(c) 726
	(d) 626
	(e) 670
	Ans. c
	485. An empty bucket being filled with paint at a constant rate takes 6 minutes to be filled to $\frac{7}{10}$ of its capacity. How much more time it take to fill the bucket to full capacity?
	(a) 2 minutes
	(b) 3 minutes
	(c) 2 and $\frac{4}{7}$ minutes
	(d) 2 hour and $\frac{4}{7}$ minutes
	(e) 8 and $\frac{4}{7}$
	Ans. c
	486. 35% of Buri's income is equal to 25% of Nuru's income. The ratio of their income is:
	(a) 7:3
	(b) 4:3
	(c) 4:7
	(d) 5:7
	(e) 3:4
	Ans. d
	487. In a class the ratio of boys and girls was 7 to 3. If there were 210 girls in the class what was the number of boys in the class?
	(a) 63
	(b) 90
	(c) 147
	(d) 280
	(e) 490
	Ans. e
	488. A fair coin is thrown in the air four times. If the coin lands with the head up to the first three tosses, what is the probability that the coin will land with the head up on the fourth toss?
	(a) $\frac{3}{4}$
	(b) $\frac{1}{4}$
	(c) $\frac{1}{8}$
	(d) $\frac{1}{16}$
	(e) $\frac{1}{32}$
	Ans. d
	489. In a class of 50 students, 18 take music, 26 take art, and 2 take both art and music. How many student s in the class are not enrolled in either music or art?
	(a) 6
	(b) 8
	(c) 16
	(d) 24
	(e) 36
	Ans. b
	490. Mary says, "the number I am thinking of is divisible by 2 or it is divisible by 3". This statement is false if the number Marry is thinking is:
	(a) 2
	(b) 6
	(c) 8
	(d) 11
	(e) 15
	Ans. d
	491. The value of -3-(-10) is how much greater than the value of -10-(-3)?
	(a) 0
	(b) 6
	(c) 7
	(d) 14
	(e) 26
	Ans. d
	492. The value of -4-(-10) is how much greater than the value of -10(-4)?
	(a) 0
	(b) 6
	(c) 14
	(d) 12
	(e) 24
	Ans. d
	493. Consider the following series: 3, 4, 6, 9, 13, ___. What comes next?
	(a) 15
	(b) 16
	(c) 17
	(d) 18
	(e) 19
	Ans. d
	494. If $A^{3}$ is odd, which of the following is true?
	(a) A is odd only
	(b) $A^{2}$ is odd only
	(c) $A^{2}$ is even
	(d) Both a and b are true
	(e) Both a and c are true
	Ans. d
	495. How much interest will Tk. 1000 earn is one year at an annual interest rate of 20% if interest rate is compounded every 6 months?
	(a) 200
	(b) 205
	(c) 110
	(d) 208
	(e) 210
	Ans. e
	496. If the length of a rectangle is increased by 30% and the width is decreased by 30% then the area will be -
	(a) Decreased by 9%
	(b) Increased by 9%
	(c) Decreased by 18%
	(d) Increased by 16%
	(e) Increased by 15%
	Ans. a
	497. $\frac{25}{?}$ = $\frac{?}{81}$ . What is the missing number?
	(a) 2025
	(b) 45
	(c) 53
	(d) 49
	(e) 65
	Ans. b
	498. Average mark in Math in a class of 40 students is 45. Average mark of all the 30 boys is 50. Then the average mark obtained by the girls is:
	(a) 30
	(b) 35
	(c) 25
	(d) 40
	(e) 33
	Ans. a
	499. 729 ml of mixture contains milk and water in ratio 7 : 2. How much of the water is to be added to get a new mixture containing half milk and half water?
	(a) 405 ml
	(b) 81 ml
	(c) 72 ml
	(d) 91 ml
	(e) 95 ml
	Ans. a
	500. Thsumf consecutive odd number is 57. Middle one is
	(a) 19
	(b) 21
	(c) 23
	(d) 17
	(e) 15
	Ans. a

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