2836 . Rakib can complete a task in 30 minutes, and together with his brother Momin, he can complete the task in 20 minutes. How long would it take for Momin working alone to complete the task?
  • A. 30 minutes
  • B. 40 minutes
  • C. 50 minutes
  • D. 60 minutes
  • E. None of these
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2837 . Ralph likes 25 but not 24; he likes 400 but not 300; he likes 144 but not 145.Which does he likw-
  • A. 10
  • B. 50
  • C. 200
  • D. 1600
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2838 . Ram can do a job in 20 days while Sham can do the same job in 25 days. After working for 10 days together, Sham left and Ram finished the job. How many days did Ram take to finish the job?
  • A. 1
  • B. 2
  • C. 5
  • D. 4
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2839 . Rana makes a 40% profit by selling his home, but loses 12% of the profit to taxes. what is the net percentage of profit Rana makes on the sale?
  • A. 2.8%
  • B. 4.8%
  • C. 25.2%
  • D. 35.2%
  • E. None of these
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2840 . Rashed's average on 4 tests is 80. Assuming he can earn no more than 100 on any test, what is the least he can earn on his 5th test and still have a chance for an average of 85 after seven tests ?
  • A. 60
  • B. 70
  • C. 75
  • D. 85
  • E. None of these
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2841 . Rashed can stuff advertising circulars into envelopes at the rate of 45 envelopes per minute and Reena require a minute and a half to stuff the same number of envelopes. Working together, how long will it take Rashed and Reena to stuff 300 envelopes?
  • A. 15 minutes
  • B. 4 minutes
  • C. 3 minutes 30 seconds
  • D. 3 minutes 20 seconds
  • E. 2 minutes
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2842 . Rashid can do a piece of work in 8 days, which Tipu can finish in 12 days. If they work at it on alternate days with Rashid beginning, in how many days, the work will be finished?
  • A. 28/3 days
  • B. 19/2 days
  • C. 217/24 days
  • D. 31/3 days
  • E. None of these
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2843 . Ratio of the father age to the son's age is 4 : 1. The product of their age is 196. Ratio of their ages after 7 years will be:
  • A. 3 : 1
  • B. 5 : 2
  • C. 7 : 2
  • D. 14 : 5
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2844 . Razia spent 3 hours climbing 6 miles up a hill. She spent 2 hours coming down the hill on a different path which had a length of 8 miles. For Razia's completed climb up and down the hill, what was her average speed in miles per hour?
  • A. 2.0
  • B. 2.5
  • C. 2.8
  • D. 3.0
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2845 . Reena and Shaloo are partners in a business, Reena invest Tk. 35,000 for 8 months and Shallo invest Tk. 42,000 for 10 months. Out of a profit of Tk. 31,570, Reena's share is:
  • A. Tk. 9471
  • B. Tk. 12,628
  • C. Tk. 18,040
  • D. Tk. 18,942
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পূবালী ব্যাংক লিমিটেড || সিনিয়র অফিসার (30-09-2023) || 2023
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2846 . Reena bought some chocolates to distribute to her friends. If she gives 3 chocolates to each friend, one friend will get only 2 chocolates. Also, if she gives 2 chocolates to each friend, she will be left with 15 chocolates. How many chocolates did she buy?
  • A. 47
  • B. 44
  • C. 50
  • D. 35
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2847 . Reena took a loan of Tk. 1200 with simple interest for as many years as the rate of interest. If she paid Tk. 432 as interest at the end of the loan period, what was the rate of interest?
  • A. 3.6
  • B. 6
  • C. 18
  • D. None of these
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2848 . Reza sells 500 shares in a company via a stockbroker who changes a falt Tk. 20 commission rate on all transactions under Tk. 1000. His bank account is credited with Tk. 692 from the sale of the shares. What price were his shares sold at?
  • A. 109
  • B. 131
  • C. 142.4
  • D. 168.9
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2849 . Robi has 10 pairs of matched socks. If he loses 7 individual socks, what is the greatest number of pairs of matched socks he can have left?
  • A. 7
  • B. 6
  • C. 5
  • D. 4
  • E. 3
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2850 . Robin has 4 times as many marbles as Azad has and 5 times as many as Kalam has. If Kalam has more than 40 marbles, what is the least number of marbles Robin could have?
  • A. 200
  • B. 205
  • C. 210
  • D. 220
  • E. None of these
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