Which of the following is a prime numbers ?

• 33
• 39
• 38
• 31
• option4

The hcf of number 12,15and 21 willbe ?

• 3
• 5
• 6
• 7
• option1

If tanQ=12/5than the value of sinQ

• 5/12
• 12/13
• 5/13
• 12/5
• option2

The abscissa of the point (-2,-5) is?

• -2
• -5
• 3
• -7
• option1

If Q=45 than the value of cosQ-sinQ is

• 1
• 1/2
• 0
• 3/2
• option3

The point (3,-4)is located in which quadrant

• First
• Second
• Third
• Fourth
• option4

The rquation of y-axis is

• x =0
• Y=0
• X=y
• Non of these
• option1

Mode of 23,25,15,40,27,25,22,25,20 is

• 20
• 25
• 23
• 26
• option2

The probability of an impussible of light is

• 1/2
• 2
• 0
• 1/3
• option3

The number of laws of reflection of light is

• 1
• 2
• 3
• 4
• option2