DU ঢাকা বিশ্ববিদ্যালয় আইবিএ (বিবিএ) ভর্তি পরীক্ষা ২০০৫-২০০৬

A square paper has its each side d cm. How much paper will be wasted (in terms of d) if the largest possible circle is cut of the square?

In the following figure, what is the area of square QRST?

The average of a set of 12 numbers which includes 34 is N. If 34 is removed from the set and 38 is added to the set, what is the average of the new set of numbers in terms of N?

If $x \geq 8$ and $y \leq 3$ , it must be true that:

If one number exceeds another number by 13 and the large number is 3/2 times the smaller, then the smaller number is-

$(\sqrt{3}-2)(\sqrt{3}+2)=?$

If the degree measures of the angles of a triangle are in the ratio of 3:4:5, what is the measure of the smallest angle in degrees?

How many positive integers are both multiples of 4 and divisors of 64?

When 10 is divided by a positive integer n, the remainder is n - 4 which of the following could be the value of n?

Ruma earns $ 8.5 per hour on days other than Sundays and twice that rate on Sundays. Last week she worked a total of 40 hours, including 8 hours on Sunday. What were her earnings for the week?

If x + y = a and x - y = b, then 2xy = ?

Three machines individually can do a job in 4, 5, and 6 hours respectively. What is the greatest part of the job that can be done in one hour by two of the machines working together at their respective rates?

Thirty percent of the members of a swimming club have passed the lifesaving test. Among the members who have not passed the test, 12 have taken the preparatory course and 30 have not. How many members are there in the swimming club?

A cashier reversed the digits of one customer's correct amount of change and thus gave the customer an incorrect amount of change. If the cash register contained Taka 45 more than it should have as a result of this error, which of the following could have been the correct amount of change in Taka?

If a = 1 and (a-b)/c = 1, which of the following is NOT a possible value of b?

If m is the average of the first 10 positive multiples of 5 and if M is the median of the first 10 positive multiple of 5, what is the value of M - m?

If $x=(0.08)^{2}, y=1 /(0.08)^{2}$ and $z=(1-0.08)^{2}-1$ , which of the following is true?