Mathematics | jobtestpaper.com

Subject Mathematics
	2126. In how way can Annie, Bushra, Camelia, Don, Elina and Farzana be seated if Annie and Bushra cannot be seated next to each other?
	(a) 240
	(b) 360
	(c) 480
	(d) 600
	(e) 720
	Ans. d
	2127. If the average of a and b is 45, and the average of b c is 35, then (a-c) = ?
	(a) 5
	(b) 10
	(c) 20
	(d) 30
	(e) 40
	Ans. c
	2128. A Seller gave 5% discount on the tag price of book and made a profit of 25% on cost. If the cost of the book was Tk. 380, what was the tag price?
	(a) Tk. 450
	(b) Tk. 480
	(c) Tk. 500
	(d) None of these
	Ans. c
	2129. The number of passengers on Dhaka-Rangpur route increased by 30% when the fare was reduced by 10%. What will be the percentage change in revenue?
	(a) +3%
	(b) -3%
	(c) +17%
	(d) +20%
	Ans. c
	2130. What is 2x% of 50?
	(a) x
	(b) $\frac{x}{25}$
	(c) $\frac{2x}{50}$
	(d) None of these
	Ans. a
	2131. In a group of students, 80% of the students weight less than 60 kg and a total of 32 students less than 50 kg. If 60% of the students weigh at least 50kg, how many of the students weigh at least 50 kg but less than 60 kg?
	(a) 32
	(b) 36
	(c) 40
	(d) None of these
	Ans. d
	2132. If $\frac{x}{y}$ < $\frac{(x - 1)}{(y - 1)}$ , which of the following must be true?
	(a) x > 1
	(b) x > y
	(c) x < y
	(d) None of these
	Ans. c
	2133. At present Lili is 23 years old and Mehrin is 15 years old. How many years ago Lili twice as old as Mehrin?
	(a) 7
	(b) 16
	(c) 9
	(d) 5
	Ans. a
	2134. If x < 0 and y < 0, then which of the following must be true?
	(a) x - y < 0
	(b) x = -y
	(c) xy > 0
	(d) None of these
	Ans. c
	2135. If x men can do a work in y days, how many days will it take (x + 4) men to do the same work?
	(a) y - 4
	(b) $\frac{(x + 4)}{xy}$
	(c) $\frac{xy}{(x + 4)}$
	(d) $\frac{(xy + 4y)}{x}$
	Ans. c
	2136. A box contains m number of chocolates. After distributing the chocolates equally among 16 students you are left with 6 chocolates. Which of the following must be true?
	(a) m + 4 is divisible by 8
	(b) m – 2 is divisible by 4
	(c) m + 6 divisible by 8
	(d) None of these
	Ans. b
	2137. X number of students in a class agreed to donate a total of Tk. Z to a charity. If 4 students drop out, how much more will each of the rest have to contribute so that donation remains the same?
	(a) $\frac{Z}{4 - X}$
	(b) $\frac{4Z}{X² – 4X}$
	(c) $\frac{Z}{X + 4}$
	(d) None of these
	Ans. b
	2138. If x and y are integers and -9 < x < 9 and 0 < y < 14, what is the greatest possible value of (y – x)?
	(a) 23
	(b) 21
	(c) 19
	(d) None of these
	Ans. b
	2139. If 2x – 3 is an odd integer, find the next even integer.
	(a) 2x – 5
	(b) 2x – 4
	(c) 2x – 2
	(d) 2x + 1
	Ans. c
	2140. One fourth the price of a TV is equal to $\frac{1}{6}$ th the price of a refrigerator. If the total cost of the TV and the refrigerator is Tk. 60000. What is the price of TV?
	(a) Tk. 22000
	(b) Tk. 24000
	(c) Tk. 27500
	(d) None of these
	Ans. b
	2141. If x and y are integers and x = 32y + 15, which of the following must be an odd integer?
	(a) xy
	(b) x + y
	(c) x + 2y
	(d) None of these
	Ans. c
	2142. If x and y are negative integers and x – y = 1, what is the least possible value for xy?
	(a) 0
	(b) 1
	(c) 2
	(d) 3
	Ans. c
	2143. Noman is 3 times as old as Abbus is now. Six years from now, he will be twice as Abbas will be then. How old is Abbas now?
	(a) 6
	(b) 12
	(c) 16
	(d) 20
	Ans. a
	2144. In a solution of 60 litre of sugar and water, 20% is sugar. How much water (in litre) must be added to make a solution that is 8% sugar?
	(a) 60
	(b) 72
	(c) 90
	(d) None of these
	Ans. c
	2145. An amount of 320 is divided among A, B and C such that A receives 30 more than B and C receives 20 more than A. How much does C receive?
	(a) 130
	(b) 135
	(c) 140
	(d) None of these
	Ans. a
	2146. Siam needs m minutes to do a task. After he works for k minutes, what part of the task remains incomplete?
	(a) $\frac{k}{m}$
	(b) $\frac{m}{k}$
	(c) $\frac{(m - k)}{m}$
	(d) None of these
	Ans. c
	2147. Tariq drives city A to B at 40 km per hour and returns over the same road at 30 km and spends 8 hours away from home including a one-half stop for lunch. What is the distance (in km) between city A and city B?
	(a) 100
	(b) 120
	(c) 180
	(d) None of these
	Ans. b
	2148. x + 6 = 9 হলে 3x + 1 = কত?
	(a) 34
	(b) 3
	(c) 46
	(d) 10
	Ans. d
	2149. কোনটি ক্ষুদ্রতম সংখ্যা?
	(a) $\frac{২}{৯}$
	(b) $\frac{৫}{২৭}$
	(c) $\frac{৭}{৩৬}$
	(d) $\frac{১১}{৪৫}$
	Ans. b
	2150. বৃত্তের ব্যাস ৩ গুণ বৃদ্ধি পেলে ক্ষেত্রফল কতগুণ বৃদ্ধি পাবে?
	(a) ৪
	(b) ৯
	(c) ১২
	(d) ১৬
	Ans. b

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