২৬৯৫১
The average age of A,B,C,D and E is 40 years. The average age of A and B is 35 years and the average of C and D is 42 years. Age of E is -
উত্তর
46
২৬৯৫২
The simple interest on a sum of money at 8% per annum for 6 years is half the sum. The sum is:
উত্তর
Data inadequate
২৬৯৫৩
The cost price of an article is Tk. 7840. What should be the selling price of the article so that there is a profit of 7%
উত্তর
Tk. 8388.80
২৬৯৫৪
A square is inscribed in a circle of diameter 2 a sand another square is circumscribing circle. The difference between the areas of outer and inner squares is.
উত্তর
2a2
২৬৯৫৬
The sum of the digits of two -digit number is 10, while when the digits are reversed , the number decrease by 54. Find the changed number.
উত্তর
28
২৬৯৫৭
A train 108 m long moving at a speed of 50 km/hr crosses a train 112 m long coming from opposite direction in 6 seconds.The speed of the second train is
উত্তর
82 km/hr
২৬৯৫৮
The income of 'A' is 20% higher than that of 'B'. The income of 'B' is 25% less than of 'C' What percent less is A ' s income form C's income?
উত্তর
10%
২৬৯৫৯
P and Q started a business in the ratio of 2:3. After 1 year P left the business but Q continues. After 2 years he had the profit of TK. 26000. What is the profit of Q?
উত্তর
None of these
২৬৯৬০
4 mat-weavers can weave 4 mats in 4 days. At the same rate, how many mats would be woven by 8 mat-weavers in 8 days?
উত্তর
16