Ques:- A train of length 150 m takes 40.5 seconds to cross a tunnel of length of 300 m. The speed of the train (in km/hr) is
A. 13.33
B. 26.67
C. 38.32
D. 40
Ques:- Find the ratio in which rice at 7.20 a kg be mixed with rice at 5.70 a kg to produce a mixture worth Rs. 6.30 a kg.
A. 1 : 3
B. 2 : 3
C. 3 : 4
D. 4 : 5
Ques:- Find out the wrong number in each sequence:
125, 123, 120, 115, 108, 100, 84
125, 123, 120, 115, 108, 100, 84
A. 84
B. 100
C. 115
D. 123