Two chords AB and PQ of a circle intersect at D inside a circle. If AD = 4 cm, DB = 6 cm, QD = 3 cm, the length of PQ is equal to
1). 11 cm
2). 8 cm
3). 9cm
4). 10 cm
A passenger train running at the speed of 80 kms/hr leaves the railway station 6 hours after a goods train leaves and overtakes it in 4 hours. What is the
speed of the goods train?
1). 32 kms/hr
2). 50 kms/hr
3). 45 kms/hr
4). 64 kms/hr
The ratio between Ram's age and Rahim's age is 10:11. What is the age of Rahim in percentage of Ram's age
1). 117%
2). 110%
3). 114%
4). 111%
If 2y cosθ = x sinθ and 2x secθ - y cosecθ = 3 then what is the value of $ x^{2}+y^{2}$ ?
1). 4
2). 1
3). 2
4). 5
How much simple interest will Rs. 4000 earn in 18 months at 12% per annum?
1). Rs.216
2). Rs.360
3). Rs.720
4). Rs.960