Six years ago, Hena was 1/4th of the age she will be after 12 years from now. How old is she now?
In a class of 60, 32 studied English, 28 studied Bengali and 6 did not study either. How many of the students studied both?
If Masud can do a job in P days, while Minhaz can do the same job in Q days separately, how long will it take to finish the job if they work together?
A motorcyclist completes a certain journey in 5 hours. He covers one-third distance at 60 km/hour and the rest 80 km/hour. The length of the journey is-
In a T-20 cricket match, the number of boundaries scored was twice the number of over boundaries by a team. The team took 22 single runs, no two or three runs and could not score from 38 deliveries. How many runs did the team score?
How many ways the letters of the word 'BANKS' can be arranged?
The average of five consecutive integers is X. If the next two numbers are added, how shall the average vary?
A clock seen through a mirror, shows quarter past three. What is the correct time shown by the clock?
A school has only the classes having 20, 30 and 40 students respectively. The percentages of students passed are 30%, 50% and 60% respectively. The percentage of passed students in the entire school is-
If a 240-metre-long metro rail passes a pole in 24 seconds, how long will it take to pass a 650-metre-long platform?
The daily rate for a hotel room that sleeps 4 people is Tk. 390 for one person and X taka for each additional person. If 3 people take the room for one day and each pays Tk 210 for the room, then what is the value of X?
The value of a machine is Tk.6250. Its value decreases by 10% during the first year, 20% during the second year and 30% during the third year. What will be the value of the machine after 3 years?
The average temperature for the first 4-days of a week is 40,2º C and that of the last 4-days is 41.3°C. If the average temperature for the whole week is 40.6° C, then temperature on the fourth day is -
If the radius of a circle is increased by 100%, by what % is the area of the circle increased?
What would be the measure of the perimeter of a square whose area is equal to 256 square cm?
If a, b, and c are the lengths of the three sides of a triangle, then which of the following is true?
The area of a rectangle R with width 4 feet is equal to the area of a square S, which has a perimeter of 24 feet. The perimeter of the rectangle R is-
If x = a+ 1a and y = a-1a then x4+y4-2x2y2=?
The difference between two numbers is 5 and the difference between their square is 65. What is the smaller number?
A plane traveling at 600 miles per hour is heading for Chittagong airport. At 3.58 pm it was 30 miles from the airport. At what time it will arrive at 600 at the airport?
4.01 pm
4.02 pm
4.18 pm
4.20 pm