Subject Mathematics
1501. Area of a square filed is 484 square meter, find its perimeter.
88 meter
84 meter
81 meter
108 meter
Ans.
1502. A number when increased by 25% gives 80, the number is -
60
64
96
100
Ans.
1503. The ratio of boys and girls in a class is 3 : 2. If 10% of boys and 15% of girls failed in an examination, the percentage of passed students is:
75%
80%
88%
87.5%
Ans.
1504. The sum of two numbers is twice the difference between them. If the smaller number is 20, find the bigger number.
5
40
60
80
Ans.
1505. Find the number which does not with the series. 1, 5, 11, 29, 55.
29
55
11
5
Ans.
1506. A man spends 3 5 of his income and still saves Tk. 600. His income is -
Tk. 240
Tk. 360
Tk. 1000
Tk. 1500
Ans.
1507. The average age of 4 brothers is 6 years. If the age of their father is included, the average is increased by 5 years. Find age of the father.
24 years
31 years
35 years
38 years
Ans.
1508. Tk. 700 is divided between A and B in the ratio of 3 : 5. Find A’s share.
Tk. 300
Tk. 350
Tk. 400
Tk. 450
Ans.
1509. 5 years ago, A was 10 years younger than B. What will be the difference between their ages after 2 years from now?
3 years
8 years
10 years
24 years
Ans.
1510. 25% of 75% of 80 = ?
15
20
60
80
Ans.
1511. The salary of an employee is first decreased by 10% and then is increased by 25%. Find percent increase in his salary form the original salary.
11%
10%
12.5%
13%
Ans.
1512. In which of the following cities is the Wall Street Situated?
London
Washington D.C.
New York
Paris
Ans.
1513. In which commercial treaty of the following, Bangladesh agreed with USA for signing?
FTA
NAFTA
TIFA
SAFTA
Ans.
1514. A sum of Tk. 100 is divided among A, B and C. If A and B together receive Tk. 70, B and C together receive Tk. 50. Find the amount receive by B.
Tk. 10
Tk. 20
Tk. 40
Tk. 60
Ans.
1515. If x 4 x 9 = 5 -5 then x is equal to -
5
4
9
None of these
Ans.
1516. How much more is 1 2 2 3 3 4 1 3
1 4
1 3
1 12
7 12
Ans.
1517. If P = x 2 - 36 x 2 - 49 and Q = x + 6 x + 7, then the value of P Q is -
x - 6 x -7
x - 6 x + 7
x - 6 x + 6
x + 6 x - 7
Ans.
1518. The average of 1?0 numbers is 7. What will be new average if each of the numbers is multiplied by 8?
45
52
56
55
Ans.
1519. A train runs at 45 km per hour. How far does it go in 6 seconds?
45 m
60 m
75 m
80 m
Ans.
1520. A machine part is packed in a box of size 5cm × 5cm × 2cm. The number of parts that can be packed in a carton of size 25 cm × 16 cm × 8 cm is –
60
80
40
160
Ans.
1521. A’s income is 50% less than B’s. By how much percent, B’s income is more than A’s?
33.33%
50%
75%
100%
Ans.
1522. After scoring 85 runs in the 17th innings, a batsman’s average run increases by 3. What was his average before the 17th?
88 runs
82 runs
34 runs
37 runs
Ans.
1523. A train running at the speed of 25 m/s takes 10 seconds to pass a man running at the speed of 10 m/s in the opposite direction. Find the length of the train.
150 meters
200 meters
250 meters
350 meters
Ans.
1524. Find the area of a rectangle whose diagonal is 13 cm.
36 cm²
60 cm²
72 cm²
169 cm²
Ans.
1525. Students of a class stand in a queue. If Rajib is 19th in order from both ends, how many students are there in the queue?
20
37
38
39
Ans.