ax + 3y = 6 has slope $-\frac{2}{3}$. What is the value of a?
1). -2
2). 2
3). 3
4). -3
The co-ordinates of the centroid of a triangle ABC are (-1 , 4). What are the co-ordinates of vertex C if co-ordinates of A and B are (-3 , -1) and (3 , 5) respectively
1). (-3 , 8)
2). (3 , 8)
3). (-3 , -8 )
4). (3 , -8)
What is the reflection of the point (5, -2) in the line y = -1?
1). (-7 , -2 )
2). (-5 , 0)
3). (5 , 0)
4). (-7 , 2)
The 3rd and 6th term of an arithmetic progression are 19 and 37 respectively. What is the 13th term?
1). 79
2). 43
3). 45
4). 49
Sum of twice a fraction and 5 times its reciprocal is 7. What is the fraction?
1). $\frac{2}{5}$
2). $\frac{5}{4}$
3). $\frac{5}{2}$
4). $\frac{4}{5}$