A student was asked to find the arithmetic mean of the numbers 3, 12, 7, 9, 15, 13, 8, 18, 17, 21, 14 and x. He found the mean to be 12. What should be the number in place of x?
৭,৭৭৮
ব্যাংক মডেল টেস্ট [সাপ্তাহিক]
The average of six numbers is 32. If each of the first three numbers is increased by 2 and each of the remaining three numbers is decreasing by 4, then the new average is?
৭,৭৭৯
ব্যাংক নিয়োগ প্রস্তুতি ⎯ লং কোর্স
α and β are the roots of 4x2 + 3x + 7 = 0, then the value of (1/α) + (1/β) is-
৭,৭৮০
ব্যাংক জব সল্যুশনBangladesh Bank - Assistant Director2010-09-24
If x > 0 and √(y/x) = x, then what is the value of y in terms of x?
৭,৭৮১
ব্যাংক ডেইলি কুইজ [লং কোর্সের অংশ]
Find a number that is divisible by 7, but leaves remainder 5 when divided by 8, 12, and 20.
৭,৭৮২
ব্যাংক জব সল্যুশনসমন্বিত ৬ ব্যাংক (Job ID - 10222)2026-01-31
What is the percentage increase in the area of a rectangle, if each of its side is increased by 25%?
৭,৭৮৩
Bank Math Master
If θ = 45°, then what is the value of (1 - sec2θ)/(1 + sec2θ)?
৭,৭৮৪
Bank Math Master
Mr. P has three daughters, S, M and T. Three years ago, when Mr. P was twice as old as T, he was 30 years older than M. Now he is 47 years older than S. In 4 years, S will be half as old as T. What is the age of S?
৭,৭৮৫
ব্যাংক ডেইলি কুইজ [লং কোর্সের অংশ]
The greatest value of sin4θ + cos4θ + 2sin2θcos2θ is?
৭,৭৮৬
ব্যাংক মডেল টেস্ট [সাপ্তাহিক]
A sum of money amounts to tk 460 in 3 years and to tk 500 in five years. Find the rate percent per amount -
৭,৭৮৭
ব্যাংক নিয়োগ প্রস্তুতি ⎯ লং কোর্স
An outlet pipe can empty a cistern in 6 hours. In what time will it empty 2/3 part of the cistern?
৭,৭৮৮
IBA ফ্যাকাল্টি ভিত্তিক মডেল টেস্ট
The average of 50 numbers is 36. When 4 more numbers are included, the average of 54 numbers becomes 40. Find the average of the 4 new numbers.
৭,৭৮৯
ব্যাংক জব সল্যুশনBangladesh Krishi Bank (Officer Cash)2017-10-27
The ratio between two numbers is 3:4 and their sum is 420. The greater one of the two numbers is-
৭,৭৯০
ব্যাংক মডেল টেস্ট [সাপ্তাহিক]
In an examination, it is required to get 40% of the aggregate marks to pass. A student gets 261 marks and is declared failed by 4% marks. What are the maximum aggregate marks a student can get?
৭,৭৯১
Bank Math Master
If θ be an acute angle and 7sin2θ + 3cos2θ = 4, then the value of tanθ is?
৭,৭৯২
ব্যাংক নিয়োগ বিষয়ভিত্তিক প্রস্তুতি
The batting average for 27 innings of a cricket player is 47 runs. His highest score in an innings exceeds his lowest score by 157 runs. If these two innings are excluded, the average score of the remaining 25 innings is 42 runs. Find his highest score in an innings.
৭,৭৯৩
IBA ফ্যাকাল্টি ভিত্তিক মডেল টেস্ট
A train running at the speed of 60 km/hr crosses a pole in 9 seconds. What is the length of the train?
৭,৭৯৪
ব্যাংক নিয়োগ প্রস্তুতি ⎯ লং কোর্স
Mamun is faster than Jahid. Mamun and Jahid each walk 24 km. The sum of their speeds is 7 km/hr and the sum of time taken by them is 14 hours. Then Mamun's speed is equal to:
৭,৭৯৫
ব্যাংক মডেল টেস্ট [সাপ্তাহিক]
A clock is started at noon. By 10 minutes past 5, the hour hand has turned through:
৭,৭৯৬
ব্যাংক নিয়োগ প্রস্তুতি ⎯ লং কোর্স
The present age of son is half of the present age of his mother. Ten years ago, his mother's age was thrice the age of her son. What is the present age of the mother?
৭,৭৯৭
ব্যাংক জব সল্যুশনUttara Bank Ltd - Probationary Officer2021-09-17
A room 8m long, 6m high and 22.5cm thick is made up of bricks, each measuring 25 cm × 11.25 cm × 6cm. The number of bricks required is.
৭,৭৯৮
সিনিয়র অফিসার নিয়োগ প্রস্তুতি (আর্কাইভ)
The present ages of Hasan and Kamal are in the ratio 4 : 5. After 6 years, the ratio of their ages will be 5 : 6. What is the difference in their present ages?
৭,৭৯৯
IBA ফ্যাকাল্টি ভিত্তিক প্রস্তুতি
If tanθ = 4/3, then what is the value of (3sinθ + 2cosθ)/(3sinθ - 2cosθ)?
৭,৮০০
জব সল্যুশন [৯ম - ১৩তম গ্রেড]
The average of a non-zero number and its square is 5 times the number. The number is-