Bank Math

If log 2 = 0.3010 and log3 = 0.4771. What is the value of log₅1024 ?

If the product of two numbers is 560 and greatest common factor is 4. Then what is the least common multiple?

5a² - 4a - 3 - 3 (a² + a + 4) = 0. What is the sum of possible value of a?

The interior angles of a polygon are in AP. The smallest angle is 120° and the common difference is 5°. Find the number of sides of the polygon.

An article when sold at a gain of 5% yields Tk. 15 more than when sold at a loss of 5%. lts cost price would be:

a, b and c are positive integers. If b equals the square root of a and if c equals the sum of a and b, which of the following could be the value of c?

A year ago the price of a toothbrush and the price of a comb were both Tk. 50. The price of the toothbrush was increased by 20% while the price of the com was decreased by 10%. What is the difference in Taka between the current price of the toothbrush and the comb?

If 12a + 3b = 1 and 7b – 2a = 9, what is the average of a and b ?

A Water reservoir is (1/5)^th full and requires 20 liters more to make it (3/5)^th full. What is the capacity of the reservoir?

A fruit seller buys lemons at a rate of 2 lemons for a Taka and sells them at a rate of 5 lemons for 3 Taka. What is her profit margin (based on cost price)?

If Y occupies the sixth chair, C could occupy any chair except

When 30% of one number is subtracted from another number, the second number reduces to its four-fifths. What is the ratio of the first to the second number?

If f(a) = a - 5 and g(b)= 5 − b, what is the value of the expression ।f(x)।− ।g(x)। + ।f[g(x)]।?

What is the difference between the sixth and the fifth terms of the sequence 2, 4, 7, ____ whose n^th term is n + 2^{(n - 1)}?

The sum of the fourth and twelfth term of an arithmetic progression is 20. What is the sum of the first fifteen terms of that arithmetic progression?

All possible three digit numbers are formed by 1, 2, 3. If one number is chosen randomly; the probability that it would be divisible by 111 is -

If 62 = 34 + 4x. What is x?

Two circles of equal radii touch externally at a point P. From a point T on the tangent at P, tangents TQ and TR are drawn to the circles with points of contact Q and R respectively. The relation of TQ and TR is-

The average of the first and the second of three numbers is 15 more than the average of the second and the third of these numbers. What is the difference between the first and the third of these three numbers?

One third of Aman's marks in Mathematics exceeds a half of his marks in English by 30. If he got 240 marks in the two subjects together, how many marks did he get in English?