১১৬৩১
The cost price of 19 articles is same as the selling price of 29 articles. What is loss percentage?
উত্তর
34.48%
১১৬৩২
While working 7 hour a day, A alone can complete a piece of work in 6 days and B alone in 8 days . In what time would they complete it together, 8 hour a day?
উত্তর
3 days
১১৬৩৩
There is provision of food in fort for 1,200 soldiers for 60 days. After 15 days, 200 soldiers leave the fort. Remaining food will last for how many days.
উত্তর
54 days
১১৬৩৪
If 2 men or 3 women or 4 boys can do a piece of work in 52 days, then the same piece of Work will be done by 1 man, 1 woman and 1 boy in
উত্তর
48 days
১১৬৩৫
P and O invested in a business. The profit earned was divided in the ratio 2: 3. If P invested Tk. 40,000 the amount invested by Q is
উত্তর
Tk. 60,000
১১৬৩৬
A, B, C subscribe Tk. 50,000 for a business. A subscribes Tk. 4,000 more than B and B Tk. 5,000 more than C. Out of a total profit of Tk. 35,000 A receives
উত্তর
Tk. 14,700
১১৬৩৭
The angle of elevation of a ladder leaning against a wall is 60° and the foot of the ladder is 4.6m away from the wall. The length of the ladder is
উত্তর
9.2 m
১১৬৩৮
The sum of the present ages of a father and his son is 60 years. Six years ago, father's age was five times the age of the son. After 6 years, son's age will be:
উত্তর
20 years
১১৬৩৯
If the sum of two numbers is 22 and the sum of their squares is 404, then the product of two numbers is
উত্তর
40
১১৬৪০
A tank is filled in 5 hours by three pipes A, B and C. The pipe C is twice as fast as B and B is twice as fast as A. How much time will pipe A alone take to fill the tank?
উত্তর
35 hours