গাণিতিক-যুক্তি – গণিত – কুইজ মডেল টেস্ট অনুশীলন – 4

31. Rs. 13900 was invested by Mr. X. The investment was made at the simple interest rate of 14% and 11% p.a. in two different schemes A and B respectively. Find the total amount invested in scheme B if total amount of simple interest earned in 2 years be Rs. 3508 ?

1. 6400
2. 6250
3. 6100
4. 6000

32. A’s mark in biology are 20 less then 25% of the total marks obtained by him in biology, maths and drawing. If his marks in drawing be 50, what are his marks in maths?

1. 63
2. 47
3. Cannot be determined
4. 60

33. In what ratio must water be mixed with milk to gain 50/3 on selling the mixture at cost price ?

1. 0.16875
2. 0.0458333333333333
3. 0.29375
4. 0.292361111111111

34. The banker’s discount on a certain sum due 2 years is 11/10 of the true discount .Calculate the rate percent.

1. 0.1
2. 0.05
3. 0.11
4. 0.055

35. Ages of ‘A’ and ‘B’ are in the ratio of 2:3 respectively. Six years hence the ratio of their age will become 8:11 respectively. What is B’s present age?

1. 28 years
2. 25 years
3. 27 years
4. 18 years

36. A fires 5 shots to B’s 3 but A kills only once in 3 shots while B kills once in 2 shots. How many has A killed when B has missed 27 times ?

1. 84 birds
2. 30 birds
3. 65 birds
4. 44 birds

37. A, B and C can complete a work separately in 24, 36 and 48 days respectively. They started together but C left after 4 days of start and A left 3 days before the completion of the work. In how many days will the work be completed?

1. 24 days
2. 15 days
3. 25 days

38. In a group of 7 men and 6 women, 5 persons are to be selected to form a team so that at least 3 men are there on the team. In how many ways can it be done?

1. 735
2. 756
3. 564
4. 645

39. A and B are two examination rooms. Find the number of students in A if 10 students are sent from A to B, then the number of students in each room is the same and 20 candidates are sent from B to A, then the number of students in A is double the number of students in B.

1. 100
2. 40
3. 60
4. 90

40. Find the number of the members in the group, If the total collection amounts to Rs. 59.29 provided that each student will give as ,many psise as the number of member in the group.

1. 57
2. 87
3. 67
4. 77

আমাদের কাছে থাকা লক্ষ লক্ষ মডেল টেস্ট থেকে প্রাকটিজের জন্য কিছু এখানে তুলে ধরা হল। প্রতিটি অধ্যায়ের উপরে ইশিখন.কম কুইজ চ্যালেঞ্জ এ আছে শত শত মডেল টেস্ট বার বার মডেল টেস্ট দিয়ে নিজেকে যাচাই কর এবং পুরো বাংলাদেশের সকল শিক্ষার্থীর সাথে আপনার মেধা তালিকা দেখুন। প্রশ্নে কোন প্রকার ভুল থাকলে সঠিক উত্তরসহ নিচে কমেন্ট করে জানাবেন, আমরা ঠিক করে দেবো।