Bank Math

The number of degrees that the hour hand of a clock moves through between noon and 2.30 in the afternoon of the same day is

A rectangle and a square have the same area. The square has a perimeter of 32 meters and the length of the rectangle is 4 meters. What is the width of the rectangle (in meters)?

A number is decreased by 10% and then increased by 10%. The number of obtained is 10 less than the original number. What was the original number? 

If an article was sold at 18% profit on cost price then the selling price of the article was Tk. 9,381. What would have been the selling price of the article if it was sold at 25% profit? 

A jar contains only marbles of three colour: red, green and yellow. The red and green marbles are in the ratio of 2 : 5 and the yellow and red marbles are in ration of 5 : 6. Which of the following could be the total number of marbles?

Two trains 105 meters and 90 meters long, run at the speeds of 45 km/h and 72 km/h respectively, in opposite directions on parallel tracks. The time which they take to cross each other is:

The product P of two prime numbers is between 9 and 55. If one of the prime numbers is greater than 2 but less than 6 and the other is greater than 13 but less than 25, then P =

Q. (56-65) Choose the correct answer
৫৬)In this world nothing is low, nothing mean. The rock we have frequented may hide a rich mine, the water we have fished may have pearl beds beneath, the man we have neglected may have high soul. So all the things we see around us have their______.

If tan (x − 30°) = 1/√3, cosx = ?

The captain of a cricket team of 11 members is 26 years old and the wicket keeper is 3 years older than him. If the ages of these two are excluded, the average age of the remaining players is one year less than the average age of the whole team. What is the average age of the team?

In the figure below, the value of y is -

How many times does the digit '4' come to write numbers from 10 to 100?

An employee's annual salary was increased Tk.15,000. If her new annual salary now equals Tk. 90,000 what was the percent increase?

The sum of twice a number and three times of 42 is 238. What is the sum thrice the number and two times of 42?

Oranges are bought at 5 for Tk. 10 and sold at 6 for Tk. 15. The gain percent is

Equal amounts of water were poured into two empty jars of different capacities, which made one jar 1/4 full and the other jar 1/3 full. If the water in the jar with the lesser capacity is then poured into the jar with the greater capacity, what fraction of the larger jar will be filled with water?

৫ বছর পূর্বে পিতা পুত্রের বয়সের অনুপাত ছিল ৩ : ১ আর ১৫ বছর পরে পিতা পুত্রের বয়সের অনুপাত হবে ২ : ১। পিতা ও পুত্রের বর্তমান বয়স কত?

12 students working for 5 hours a day can solve a certain number of problems in 8 days. How many students are needed to solve five times the original number of problems, if they work at 4 hours a day for 15 days? 

In a class of 78 students 41 are taking French, 22 are taking German. Of the students taking French or German, 9 are taking both courses. How many students are not enrolled in either course?

In the triangle ABC if AB > AC then which of the following is true?