Subject Mathematics
1351. The sum of two numbers is146 and difference between them is 18. What are the numbers?
(a) 74, 62
(b) 82, 64
(c) 84, 60
(d) 80, 62
(e) 86, 68
Ans. b
1352. On sports day, if 30 children were made to stand in a column, 16 columns could be formed. If 24 children were made a stand in a column, how many columns could be formed?
(a) 40
(b) 20
(c) 22
(d) 30
(e) 25
Ans. b
1353. The number of students in each section of a school is 24. After admitting new students, three new sections were started. Now, the total number of section is 16 and there are 21 students in each section. How many new students were admitted?
(a) 24
(b) 14
(c) 48
(d) 44
(e) 32
Ans. a
1354. 1 4 of Ahsan’s money is equal to 1 6 of Babu’s money. If both together have Tk 600, what is the difference between their amounts?
(a) 24
(b) 14
(c) 48
(d) 44
(e) 32
Ans.
1355. The average of eight numbers is 14 and the average of six of these number is 16. What is the average of the remaining two numbers?
(a) 4
(b) 8
(c) 16
(d) 6
(e) 12
Ans. b
1356. The average age of 30 students is 10 years and that of another group of 5 of them is 14 years. What is the average age of the remaining students?
(a) 8 years
(b) 10 years
(c) 12 years
(d) 14 years
(e) 11 years
Ans.
1357. If the two sides of a triangle are 5 and 6, the third side cannot be
(a) 7
(b) 3
(c) 12
(d) 2
(e) 11
Ans. e
1358. The population of a country doubled every 10 years from 1980 to 2010. What was the percent increase in population during the period?
(a) 100
(b) 200
(c) 300
(d) 450
(e) 700
Ans. e
1359. How much interest will Tk. 2000 earn at an annual rate of 10% in one year if interest is compounded every 6 months?
(a) Tk. 200
(b) Tk. 205
(c) Tk. 220
(d) Tk. 225
(e) Tk. 210
Ans. b
1360. A company employs 15 persons working 44 hours a week. If 4 persons are ill, how many hours a week would the rest have to make up the force lost?
(a) 40
(b) 50
(c) 55
(d) 60
(e) 64
Ans. d
1361. Of 30 applicant for a job 14 had at least 4 years’ experience. 18 had degrees, and 3 had less than 4 years’ experience and did not have a degree. How many of the applicants had at least 4 years’ experience and a degree?
(a) 14
(b) 13
(c) 9
(d) 7
(e) 5
Ans. e
1362. Laboni bought a 1year, Tk. 10,000 certificate of deposit that paid interest at an annual rate of 8 percent compounded semiannually. What was the total amount of interest paid on this certificate maturity?
(a) Tk. 10,464
(b) Tk. 864
(c) Tk. 816
(d) Tk. 800
(e) Tk. 480
Ans. c
1363. At the rate of m meters per s seconds, how many meters does a cyclist travel in x minutes?
(a) m sx
(b) mx s
(c) 60m sx
(d) 60ms s
(e) 60mx s
Ans. e
1364. The present ratio of students to teachers at a certain school is 30 to 1. If the student enrollment were to increase by 50 students and the number of teachers were to increase by 5, the ratio of students to teachers would then be 25 to 1. What is the present number of teachers?
(a) 5
(b) 8
(c) 10
(d) 12
(e) 15
Ans. e
1365. Which of the following describes all values of x for which 1 - x 2 ≥ 0?
(a) x ≥ 1
(b) x ≤ -1
(c) 0 ≤ x ≤ 1
(d) x ≤ -1 or x > 1
(e) -1 ≤ x ≤ 1
Ans. c
1366. If two non-zero positive integers p and q are such that p = 4q and p < 8, then q = ?
(a) 1
(b) 2
(c) 3
(d) 4
(e) 5
Ans. a
1367. A certain river has a current of 3 miles per hour. A boat takes twice as long to travel upstream between two points as it does to travel downstream between the same two points. What is the speed of the boat in still water?
(a) 3 miles per hour
(b) 6 miles per hour
(c) 9 miles per hour
(d) 12 miles per hour
(e) The speed cannot be determined from the given information.
Ans. c
1368. If the volume of a cube is 27 cubic meters, find the surface area of the cube.
(a) 9 square meters
(b) 18 square meters
(c) 54 square meters
(d) 3 square meters
(e) 1 square meters
Ans. c
1369. The cost, in taka, of manufacturing x microwaves is 6000 + 300x taka. The amount received when selling these x microwaves is 700x taka. What is the least number of microwaves that must be manufactured and sold so that the net profit is Tk. 2400?
(a) 15
(b) 17
(c) 19
(d) 21
(e) 23
Ans. d
1370. The larger of two number exceeds twice the smaller number by 9. The sum of twice the larger and 5 times the smaller number is 74. If a is the smaller number, which equation below determines the correct value of a?
(a) 5 (2a + 9) + 2a = 74
(b) 5(2a - 9) + 2a = 74
(c) (4a + 9) + 5a = 74
(d) 2 (2a + 9) + 5a = 74
(e) 2 (2a - 9) + 5a = 74
Ans. d
1371. If x : y = 5 : 3, then (8x – 5y):(8x + 5y) = ?
(a) 3 : 12
(b) 8 : 13
(c) 3 : 11
(d) 5 : 11
(e) 5 : 13
Ans. d
1372. A toy was bought for Tk. 75 and sold at a gain of 8%. What was its selling price in Tk.?
(a) 78
(b) 81
(c) 80
(d) 84
(e) 85
Ans. b
1373. If a man’s salary is 20% more than that of his son, how many per cent is the son’s salary if compared to the salary of his father?
(a) 75
(b) 80
(c) 83
(d) 85
(e) 87
Ans. c
1374. A woman is 30 times older than her son. 18 years later she will be thrice as sold as her son. What is the woman’s present age in years?
(a) 30
(b) 35
(c) 36
(d) 40
(e) 48
Ans. d
1375. If “x” men can do a work in 8 days and “x + 4” men can do it in 6 days, what is the value of “x”?
(a) 4
(b) 6
(c) 8
(d) 12
(e) 16
Ans. d