১৩৪৬১
The average of a family of 6 members is 25 years. After a 45 year old member leaves the family, what is the average age (in years) of the family?
উত্তর
21
১৩৪৬২
Which of the following numbers cannot be the last digit of a squared number?
উত্তর
1
১৩৪৬৭
The area of a rectangle is 40cm2 and one of its sides is 8cm long. What will be its perimeter?
উত্তর
26 cm
১৩৪৬৮
If each side of a rectangle is increased by 20% the increase in the area of a rectangle will be ____ .
উত্তর
44%
১৩৪৬৯
In a group of 150 people, 90 people read Newspaper A, 65 people read Newspaper B, and 30 people read both Newspaper A and Newspaper B. How many people read neither Newspaper A nor Newspaper B?
উত্তর
25
১৩৪৭০
If A = 1, B = 4, C = 7, and so on, what is the meaning of the following numbers: 46, 13, 1, 52, 34?
উত্তর
P, E, A, R, L