৮১
4x = 52, x2 - 52 = ?
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Bank Math
২,৪৩৩ প্রশ্ন এলোমেলো অনুশীলন
Bank Math (২,৪৫৮)Number System, Problems on Number (৪৭২)Geometry: Mensuration, Trigonometry (৩৪৩)Percentage and Profit & Loss (৩২২)Algebra (২৯৯)Time and Speed - Train and Boat (১৬৬)Ratio & Proportion, Alligation or Mixture (১৫৫)Fraction and Simplification, Average and Mean (১৩০)Time & Work, Chain Rule (১২৮)Probability, Permutation and Combination (৮৭)Analytical Ability (৮৪)Simple and Compound Interest, Stock (৭৭)Problems on Ages (৬৮)Surds, Indices and Logarithm (৬৫)Partnership and Discount (২৯)Pipes & Cisterns (১৮)HCF & LCM (৬)Linear, Quadratic & Polynomial Equation (৩)
৮২
Eighteen years ago, a father was three times as old as his son. Now the father is only twice as old as his son. Then the sum of the present ages of the son and the father is-
৮৩
A, B and C start running around a circular field having circumference 144m at the same time from the same point. Speeds of A, B and C are 6 m/min, 8 m/min and 12 m/min. Find after how much time, they will meet again at the same point for the first time.
৮৪
If x + y = a and x - y = b, then 2xy =
৮৫
A man swimming in a stream which flows (3/2) km/hr finds that in a given time he can swim twice as far with the stream as he can against it. At what rate does he swim?
৮৬
If the number 5 ⋆ 2 is divisible by 6, then ⋆ = ?
৮৭
How many "7" will you pass on the way when you count from 1 to 100?
৮৮
If 42x + 1 = 32, then x = ?
৮৯
Evaluate √(41 - √(21 + √(19 - √(9))))
৯০
The value of
৯১
The largest prime factor of (24)2 − 1 is -
৯২
The difference between two numbers is 5 and the difference between their squares 65. What is the larger number?
৯৩
A tank is filled in 5 hours by three pipes A, B, and C. The pipe C is twice as fast as B and B is twice as fast as A. How much time will pipe A alone take to fill the tank?
৯৪
A boat covers 143 km upstream in 13 hours and the same distance downstream in 11 hours. What is the speed (in km/hr) of the boat in still (without stream) water?
৯৫
A farmer had 17 cows. All but 9 died. How many were left alive?
৯৬
In an essay competition, a winner gets a prize of Tk 100 and a participant who does not win gets a prize of Tk 25. The total prize money distributed is Tk 3,000. Find the number of winners, if the total number of participants is 63.
৯৭
The one - third of the complementary angle to 60°is -
৯৮
Q. (33-56): Choose the correct answer.
In a container, there are 2 green marbles and 2 red marbles. You randomly pick the marbles. What is the probability that both of them are green?
In a container, there are 2 green marbles and 2 red marbles. You randomly pick the marbles. What is the probability that both of them are green?
৯৯
A 3 digit number 4a3 is added to another 3 digit number 984 to give a 4 digit number 13b7, which is divisible by 11. Then a + b = ?
১০০
(? - 968) ÷ 79 × 4 = 512