জাহাঙ্গীরনগর বিশ্ববিদ্যালয়

সালঃ 2013

E ইউনিট

1. The state sales tax is 7.35% , what is the total cost for a purchase that costs 30 pre-tax?

3.33

2.21

32.21

27.79

2. A retailer buys aradio from the wholesaler for $75. He then marks up the price by 1/3 and sells it at a discount of 20% . what was his profit on the radio?

$5.00

$5.50

$6.00

$6.50

3. If the price of an item is increased by 10% and then decreased by 10% , the net effect on the price of the items is ___ .

increase of 99%

decrease of 17%

increase of 1%

decrease of 11%

4. what must be added to each item of the ratio 7 : 13 so that the ratio becomes 2 : 3

2

1

4

5

5. If a school has 24 teachers and 480 students what is the ratio of teachers to students

1 : 21

1 : 20

1 : 23

1 : 24

6. In a certain set of numbers, the ratio of integers to non integers is 1 : 4 . What percent of the numbers in the set are integers?

20%

25%

30%

35%

7. 2,8,18, 32..... what is the next number in the series?

38

48

58

50

8. What is the average of the first 50 positive integers?

25

26

25.5

26.5

9. A certain machine can make 3 widgets every 2 seconds . At this rate, how many widgets will be made in 1 minute ?

100

110

90

120

10. If an apple costs c cents how many apples can be bought for d dollars?

100 acd

d/ac

ad /100 c

100 ad/ c

11. In a play ground, there are X seesaws. If 50 children are all riding on seesaws, two to a seesaw , and five seesaws are not in use. What is the value of X?

30

35

20

25

12. If 1 alpha =2 betas and 1 beta =3 gammas , how many alphas are equal to 36 gammas?

6

12

36

72

13. The angles of a triangle are in the ratio of 2: 3: 4. What is the degree measure of the largest angle ?

120

80

90

60

14. The three angles of a triangle are 3x, x +10 , and 2x -40. Find the size of the smallest

30

35

40

45

15. What is the greatest number of rectangles with integer side lengths and perimeter 10 that can be cut from a piece of paper with width 24 and length 60 ?

120

80

360

90

16. The average of 3 numbers is 24. If 2 of the numbers are 21 & 23 , the third number is :

28

25

16

27

17. The average of 5 five consecutive even numbers is 8. which is the smallest of the 5 numbers?

2

8

6

4

18. Lenny's average score after 3 tests is 88 . What score on the 4th test would bring Lenny's average up to exactly 90 ?

89

96

97

92

19. What is the average (arithmetic mean ) of 4x+5 7x -6 and -8x +2

x-1

2x+1

x

x+1

20. Sumi on three consecutive whole numbers is 5 then what is 1/3 of the middle number?

4

5

6

7

21. If a number is divisible by 102 , then this is also divisible by :

12

23

11

2

22. If x +1 <3x +5 , then

x<-2

x>-2

x =-2

x <2

23. If 40%^ of the workers are graduate , and of them 15% are male ,what percent of the workers are male and graduate?

4%

6%

8%

10%

24. Find x if 6.4/x = 47

3.4

9.4

11.2

18.4

25. How many of the positive integers less than 25 are 2 less than an integer multiple of 4?

2

4

6

8

26. NEUTRALIZE :

strengthen

Counteract

Converse

Enlarge

27. INSINUATE:

destroy

accuse

hint

release

28. alien :

strange

familiar

converse

extend

29. ally:

rectify

friend

enemy

release

RightAns: 0 | WrongAns: 0 | Result: 0/0