Number System, Problems on Number

If p is an even integer and q is an odd integer, which of the following must be an odd integer?

One third of the faculty members of a department are female, Sixteen of the male teachers' are unmarried, while 60% of them are married. The total number of faculty members in the department is

What is the greatest common factor of 24 and 64?

2/0 is?

25/? = ?/81. What is the missing number?

The greatest number that exactly divides 105, 1001 and 2436 is

Which of the following is the largest?

In a library system with 6 branches, 60 workers are employed. If no library has fewer than 7 workers and no more than 11, what is the minimum number of workers in any two of the branches?

If (a-b) is 6 more than (c+d) and (a+b) is 3 less than (c-d),Than ( a-c) is -

Which of the following terms does not describe the number 9?

If the sum of two numbers is 22 and the sum of their squares is 404, then the product of two numbers is

The smallest number added to 680621 to make the sum a perfect square is:

Quantity A = (- 6)⁴ and Quantity B = (- 6)⁵

Which is the smallest fraction?

What least number must be added to 1056, So that the sum is completely divisible by 23?

√(0.01 + √0.0064)=?

The average of 20 numbers is zero. Of them, at the most, how many may be greater than zero?

Two numbers are in the ratio 3 : 5. If 9 is subtracted from each, the new numbers are in the ratio 12 : 23. The smaller number is

How many '8' will you pass on the way when you count from 1 to 100?

A worker was hired for 7 days. Each day, he was paid Tk. 10 more than what he was paid for the previous day of work. the total amount he was paid in the first 4 days of work equaled the total amount he was paid in the last 3 days. What was his staring pay?