Bank Math

A short distance athlete has taken 60 seconds to cover 100 meters. If he makes 30 steps in 9 seconds, how many steps has he taken in that time?

If 18 is 15 percent of 30 percent of a certain number, what is the number?

Find the value of n, if 27^n-(1/3) = 243.

Which number replaces the question mark?

Select the odd one.

A student's marks were wrongly entered as 83 instead of 63. Due to the error the average marks for the class got increased by 0.5. Find the number of students in the class.

7589 - ? = 3434

Arafat has TK. 420. He purchased fifty mangoes and thirty oranges with the whole amount. He then chose to return six mangoes for nine oranges as both quantities are equally priced. What is the price of each Mango in Tk?

Mr X will be the Chairman of the committee . In how many ways can a committee of 5 members be chosen from a total of 8 people given that Mr. X must be one them?

If X is the difference of the squares of two consecutive even numbers. Which of the following numbers is a divisor of X?

A square is inscribed in a circle of diameter 2a and another square is circumscribing circle. The difference between the areas of outer and inner squares is-

সুদের হার দশমিক ৭৫ শতাংশ হ্রাস পাওয়াতে একজন আমানতকারীর আমানতের উপর ৪ বছরের প্রাপ্ত আয় ৭৫০ টাকা কমে যায়। তার আমানতের মোট পরিমাণ কত?

The difference between simple and compound interest at 5% annually on a sum of TK. 10000 at the end of 2 years -

What is the difference between the 6 digit largest and smallest numbers?

An amount of Tk. 735 was divided between A, B and C. If each of them had received Tk. 25 less, their shares would have been in the ratio of 1 : 3 : 2. The money received by C was : 

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

A man's regular pay is Tk. 30 per hour up to 40 hours, Overtime is twice the regular payment. If he was paid Tk. 1,680, how many hours overtime did he work?

How many 3 digit integers are multiple of 5?

A product is bought and sold at the profit of 15% the ratio of selling and buying cost is -

Which number logically follows the sequence? 4 6 9 6 14 6 ........