PKB (SO) MCQ Math Solution (প্রবাসী কল্যাণ ব্যাংক সিনিয়র অফিসারের প্রিলি: ম্যাথের সমাধান)

PKB (SO) MCQ Math Solution (প্রবাসী কল্যাণ ব্যাংক সিনিয়র অফিসারের প্রিলি: ম্যাথের সমাধান) Khairul's Math, khairuls basic math, Khairuls Advanced Math, Recent Math Solution, Math solution, Job math Solution, MCQ Math Solution, PKB Math, PKB(SO) Math Solution, Probasi kollyan Bank Math Solution, PKB, প্রবাসী কল্যান ব্যাংক, পিকেবি ম্যাথ সমাধান, রিসেন্ট ম্যাথ সলুশন, রিসেন্ট ম্যাথ, Recent Math, Bank Recent Math, Khairuls Bank Math, Khairul alam, Easy Math Solution, PKB MCQ Math Solution, 2021 Math Solution, Bank Math Solution 2021, Faculty Based Math Solution ভিডিওটিতে নিচের প্রশ্নগুলো সমাধান করে দেয়া হয়েছে। PKB (SO) All questions 6. What is the probability of impossible event? 7. The expression x + 3 is.............. a) one variable b) two variables c) no variable d) none of these 8. In certain class consisting of 36 students, some boys and some girls, exactly 1/3 of the boys and exactly 1/4 of the girls walk to school. What is the greatest possible number of students in this class who walk to school? 9. A fair coin is flipped three times. What is the probability that coin lands head each time? 14. Algebra 15. The solution of equation x – 2y = 4 is: a) (0,2) b) (2,0) c) (4,0) d) (1,1) 16. In triangle ABC, if AB = BC and B = 700 then A = ? 17. A boat sailing against a stream of river takes 6 hours to travel 24 kms, while sailing with the stream in takes 4 hours to travel the same distance. What is the speed to the stream? 18. The hypotenuse of a right triangle is 2 centimeters more than the longer side of the triangle. The shorter side of the triangle is 7 centimeters less than the longer side. Find the length of the hypotenuse. 23. A sum of money amounts to Tk. 9800 after 5 years and Tk. 12005 after 8 years at the same rate of simple interest. The rate of interest per annum is? 24. The price of raw materials has gone up by 15%, labor cost has also increased from 25% of the cost of raw material to 30% of the cost of raw material. By how much percentage should there be reduction in the usage of raw materials so as to keep the cost same? 25. The number of students in 3 classes is in the ratio 2 : 3 : 4. If 12 students are increased in each class this rati changes to 8 : 11 : 14 . The total number of students in the three classes in the beginning was 26. Two buses start from a bus terminal with a speed of 20 km/h at interval of 10 minutes. What is The speed of a man coming from the opposite direction towards the bus terminal if he meets the buses at interval of 8 minutes? 43. One third of the faculty members of a department are female. Sixteen of the male teachers are unmarried, while 60% of them are married the total number of faculty members in the department is? 44. The surface area of hollow cylinder with radius 'r' and height 'h' is measured by 45. The diameter of the base of a cone is 10.5 cm. and its slant height is 10 cm. The curved surface area is: 46. The three rational numbers between 3 and 4 are 55. A, B and C enter into partnership with investment in the ratio of 5 : 7 : 8, If at the end of the year A's share of profit is Tk. 42360, How much is the total profit? 56. One dozen eggs and tea pounds of apples are currently of the same price. If the price of a dozen eggs rises by 10% and that of apples rises by 2% how much more will it cost to buy a dozen of eggs and ten pounds of apples ? 57. Equal amounts of water were poured into two empty jars of different capacities , which made on jar 1/4 full and the other jar 1/3 full. If the water in the jar with the lesser capacity is then poured into the jar with the greater capacity, what fraction of the larger jar will be filled with water? 58. M men agreed to purchase a gift for Tk. D. If 3 men drop out, how much more will each have to contribute toward the purchase of the gift? 67. A certain class id divided into two sections a and B of equal number of students If the ratio of girls to boys for whole class is 3/5 and the ratio of girls to boys in section A is 5/7. What is the ratio of girls to boys in section B? 68.ALGEBRA 69. How many positive integers less than 100 are neither multiples of 2 of 3. 70. The volume of a rectangle with length, breadth, and height as 5x, 3x2 and 7x4 96. Given that 1^2 + 2^2 + 3^2 + .... + 10^2 = 385 , what is the value of 3^2 + 6^2 + 9^2 +...+30^2 ? 97. An iron rod that weighs 24 kg is cut into two pieces so that one of these pieces weighs 16 kh and is 34 m long. If the weight of each piece is proportional to its length, how long is the other piece? 98. ALGERBRA 99. The product of two different irrational numbers is always a) rational b) irrational c) both of above d) none of above 100. By selling a bicycle for Tk. 2,850, a shopkeeper gains 14%. If the profit is reduced to 8%. then the selling price will be: