Bank Math

40% of 200 is what percent of 160?

A trader dealing in pressure cookers reduced the price by 20% as a result of which his sale went up by 80%. What is the net effect of his sales income?

The average age of a group of 15 employees is 24 years. If 5 more employees join the group, the average age increases by 2 years. Find the average age of the new employees.

To the nearest degree, what is the measure of the smallest angle in a right triangle with sides 5, 12 and 13? 

Bangladeshi supporters in a stadium double every match. In the eighth match, there were 48000 supporters which was the full capacity of the stadium. In which match did the Bangladeshi supporter fill up half the capacity of the stadium?

For which of the following value of s is (50 +S)/S an integer?

The salaries a of A, B and C are in the ratio of 1:2:3. The salary of B and C together is Tk. 6,000. By what percent is the salary of C more than that of A?

In group of 15 high school students, 7 study Latin, 8 study French and 3 study neither latin nor French. How many students study both Latin and French.

What is the difference of largest and smallest prime number between 60 and 80?

What percentage of numbers from 1 to 70 have squares that end in the digit 1?

Find the greatest number-

Consider the following series: 3, 4, 6, 9, 13 ____ What comes next?

66 cubic centimeters of silver is drawn into a wire 1 mm in diameter. The length of the wire in meters will be :

If A = {1, 2, 3, 4, 5} then the number of proper subsets of A is

একজন ব্যবসায়ী ৮০ টাকায় একটি পণ্য বিক্রয় করে ২৫% লাভ করে। ব্যয় ও বিক্রয় মূল্যের অনুপাত কত?

If 100 is divided into two parts in such a way that the sum of their reciprocals is 1/21, the difference between the two parts is -

'Ambidexter' means-

The difference between the radii of a bigger circle and smaller circle is 14 cm and the difference between their areas is 1056 cm² . Radius of the smaller circle is -

If an exponent or index has base 25 and power zero, then which of the following will be its value?

Two buses start from a bus terminal with a speed of 20 km/h at intervals 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?