$\triangle ABC $is right angled at B. BD is an altitude. AD = 4 cm and DC = 9 cm. What is the value of BD (in cm)?
1). 4
2). 4.5
3). 5.5
4). 6
At what point does the line 2x - 3y = 6 cuts the X axis?
1). (-3 , 0)
2). (0 , 3)
3). (0 , -3)
4). (3 , 0)
Point A (4 , 2) divides segment BC in the ratio 2:5. Co-ordinates of B are (2 , 6) and C are (7 , y). What is the value of y?
1). 8
2). -8
3). 6
4). -6
What is the reflection of the point (6, -3) in the line y = 2?
1). (-2 , -3)
2). (6 , 7)
3). (-6 , 7)
4). (-2 , 3)
The 5th and 9th term of an arithmetic progression are 7 and 13 respectively. What is the 15th term?
1). 22
2). 21
3). 55
4). 59