Train 'A' leaves Mumbai Central Station for Lucknow at' I1 a.m. running at the speed of 60 kmph. Train 'B' leaves

Mumbai 'Central station for Lucknow by the ,same route at 2 p.m. on the same day . running. at the speed of 72 kmph

 At what time will the two trains meet each other?

1) 3 a.m. on the next day

2) 5 a.m. on the next day

3) 5 p.m. on the next day

4) 3 p.m. on the next day

A man purchased some oranges at the rate of Rs. 10 per dozen and same number oranges at the rate of Rs. 8 per dozen. By selling those oranges at Rs. 11 per dozen he earned Rs. 120. How many or­anges did he buy?   ".

(1) 30 dozens

(2) 40 dozens

   (3) 50 dozens

(4) 60 dozens