খুলনা বিশ্ববিদ্যালয়

সালঃ 2005

খ ইউনিট

1. The length of a field i 1.5 times of it s width . If the width if this field is 20 meters. find out the cost of fencing the field at a cost of Tk. 5.0 per meter.

500

556

85585

7455

2. In this diagram , if PQRS is a parallelogram,then x=?

80 deg

54 dge

41 deg

452 deg

3. Total number of telephone calls is 'n' call charge is Tk. 'p' per call. Then total call charge is:

( n + p)

(n-p)

(n *p)

(none of them)

4. If x is an integer and x2<37 what is the greatest possible value of x minus the least possible value of x?

12

145

15

21

5. Asif has a square garden with a perimeter of x feet. David has a rectangular garden with a perimeter of x feet and the length is I fool longer than the weight in the ratio of 5: 3: 2:2 respectively. How many kgs of coffee are there in 18 kgs of the mixture?

David

Asif

Maruf

none

6. In a coffee mixture, the ratio of coffee. milk, sugar and cream are mixed by the weight in the ratio of 5:3: 2: 2 respectively. How many kg of coffee are there in 18 kgs of the mixture?

7.5 kb

8 kg

89kg

4 kg

7. the average age of a group of person going for a picnic is 16 years. twenty new person with the average are of years joined the group on the spot. Due to that, the average age of the group became 15 half years. what is the number of persons initially going for the picnic.

20

25

23

56

8. An emergency vehicle travels 10 miles at a speed of 50 kilometers per hour. How fast must the vehicle travel on the return trip if the round trip travail time is to be 20 minutes?

75 Kmph

20 Kmph

45 Kmph

78 Kmph

9. A fruit vendor purchased 35 dozens of apple at TK. 10 per dozen. Out of those, two dozens got rotten and he sold 28 dozens at Tk. 12 per dozen. Remaining apples were sold by him for TA. 15 per dozen. Find the amount of total profit made by the vendor in this business.

61

25

65

35

10. A person worksin affirm on monthly salary basis he gets a fixed amount of increment at the end of each year. His monthly salary is Tk. 3500 at the end of 4 th year and Tk. 4250 at the end of 10th yar. what was his initial monthly salary?

3125

2555

25466

528555

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