১৩৫১২
The average of 50 numbers is 30. If two numbers, 35 and 40, are discarded, then the average of the remaining numbers is nearly.
উত্তর
29.68
১৩৫১৩
If one-third of one-fourth of a number is 15, then three-tenths of that number is:
উত্তর
54
১৩৫১৪
The sum of the two numbers is 22. Five times one number is equal to 6 times the other. The bigger of the two numbers is:
উত্তর
12
১৩৫১৫
Eighteen years ago, a father was three times as old as his son. Now, the father is only twice as old as his son. then, the sum of the present ages of the son and the father is:
উত্তর
108
১৩৫১৮
The sale price of an article, including the sales tax is Tk. 616. The rate of sales tax is 10%. If the shopkeeper has made a profit of 12% then the cost price of the article is
উত্তর
Tk. 500
১৩৫১৯
The length of the rectangular hall is 5 m more than its breadth. The area of the hall is 750 m2. The length of the hall is:
উত্তর
30 m
১৩৫২০
A and B invest in a business in a ratio of 3 : 2. If 5% of the total profit goes to charity. A's share is Tk. 855, the total profit is:
উত্তর
Tk. 1500