Bank Math

A cricketer whose bowling average is 12.4 runs per wicket takes 5 wickets for 26 runs and thereby decreases his average by 0.4. The number of wickets taken by him till the last match was -

The area of a triangle with sides 3 cm, 5 cm and 6 cm is-

A cylindrical rod of iron, whose height is equal to its radius, is melted and cast into spherical balls whose radius is half the radius of the rod. Find the number of balls.

If x percent of 40 is y, then 10x equals?

4 men and 6 women can complete a work in 8 days, while 3 men and 7 women can complete it in 10 days. In how many days will 10 women complete it?

Which of the following is a complete and accurate listing of all crops that will grow alone in field 2 if the only pesticide or fertilizer used is Y?

5^{- 3} + 5^{- 3}  + 5^{- 3} + 5 ^{- 3} + 5 ^{- 3} =

A tank is 1/3 parts full with water. If 8 liters of water is added, the tank becomes 5/6 parts full. What is the capacity of the tank?

The difference between two positive numbers is 3 and the sum of their squares is 369. Then the sum of the numbers is

If a two-digit positive integer has its digits reversed, the resulting integer differs from the original by 27. By how much do the two digits differ?

x + y = 3, xy = 2 হলে, x³ + y³ এর মান কত?

A dress on sale in a shop is marked at Tk. Z. During the discount sale its price is reduced by 15%. Staffs are allowed a further 10% reduction on the discounted price. If a staff member buys the dress what will she have to pay in terms of Z?

How many points are both 4 units from the origin and also 2 units from the line y = 4?

After decreasing 24% in the price of an article the discounted price becomes Tk. 912. Find the actual price of the article?

- 1 হতে কত বিয়োগ করলে বিয়োগফল 0 (শূণ্য) হবে?

If 15% of 40 is greater than 25% of a number by 2, then the number is-

A mixture of 20kg of spirit and water contains 10% water. How much water must be added to this mixture to raise the percentage of water to 25%?

Rahim is 12 years old. He is three times older than Karim. What will be the age of Rahim when he is two times older than Karim?

If the sum of the interior angels of a regular polygon measures 1440°, how many sides does the polygon have?

Bowl S contains only marbles. If (1/4) of the marbles were removed, the bowl would be filled to (1/2) of its capacity. If 100 marbles were added, the bowl would be full. How many marbles are in bowl S?