# The number of into functions that can be defined from A={x,y,z,w,t} to B={α,β,γ}is

1.  150

2.  0

3.  60

4.  93

4

93

Explanation :
No Explanation available for this question

# The number of divisors of the form 4n+2(n>0)of 240 is

1.  4

2.  8

3.  10

4.  3

4

3

Explanation :
No Explanation available for this question

# If (n+1)c: (n)c (r): (n-1)c (r-1) = 11:6:3 then (n,r)=

1.  1,2

2.  2,4

3.  10,5

4.  20,10

4

10,5

Explanation :
No Explanation available for this question

# The sum of all coefficients of (2x+3y-7z)n is 1024.then n=

1.  9

2.  10

3.  11

4.  12

4

10

Explanation :
No Explanation available for this question

# The term containing x-17 in the expression of {(2/x3)-x4}is

1.  5th term

2.  4th term

3.  11th term

4.  12th term

4

5th term

Explanation :
No Explanation available for this question

# If

1.  11/4

2.  15/4

3.  9/4

4.  -1/4

4

15/4

Explanation :
No Explanation available for this question

1.  e

2.  2e

3.  e/2

4.  e-1

4

e/2

Explanation :
No Explanation available for this question

# If |x|

1.  2/3

2.  4/3

3.  -2/3

4.  -4/3

4

-2/3

Explanation :
No Explanation available for this question

# The probabilities of a problem being solved by two students are 1/2 and 1/3.The probability that the problem being solved is

1.  2/3

2.  1/6

3.  1/2

4.  1/3

4

2/3

Explanation :
No Explanation available for this question

1.  609/625

2.  16/625

3.  2/5

4.  1/5

4