How many bits string of length 4 are possible such that they contain 2 ones and 2 zeroes ?
If A has 4 elements and B has 8 elements then the minimum and maximum number of elements in A∪B are respectively __
In the given AP series find the number of terms 5, 8, 11, 14, 17, 20 , ..... 50.
A polygon with 25 sides a can be triangulated into ___
what is the Cartesian product of A ={ 1,2} and B = { a,b } ?
The Ex-nor of this string '01010101' with '11111111' is
If f is a function defined from R is given by f (x) = 3x -5, then f-1 (x) is given by :
If number a is 22×31×50 and b is 21×31×51 then 1cm of a, b is :
If three boys can paint a wall in 2 days , what part of the job can be completed by two boys in 1 day ?
which one of the following fractions is closest to 14?
How many hours will it take a man to travel M miles at miles at the rate of H miles per hour?
7 in 5 percent of what number ?
what is the simplified value of (a4b3)2?
If 3 / (x-1) = 2/(x+1), what is the value of x ?
One number is 3 more that 2 times of another number . Their sum is 21 . Find the numbers.
which of the following has the smallest value?
A picnic atracts 240 persons. There are 20 more men than women and 20 more adults than children. How many men are at this picnic?
If for a square matrix A , A2=A then such a matrix is known as :
A picnic attracts 240 persons. There are 20 more men than women and 20 more adults than children . How many men are at this picnic?
A ball and a bat costs 110 taka. The bat costs 100 taka more than the ball. How much does the ball cost ?