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Ques:- A train 280 m long is moving at 60 km/hr. Time taken by the train to cross a tunnel 220 m long is
A. 15 sec
B. 20 sec
C. 25 sec
D. 30 sec
Ques:- Among the following statements, the statement which is not correct is
A. Every natural number is an integer.
B. Every natural number is a real number.
C. Every real number is a rational number.
D. Every integer is a rational number.
Ques:- Gautam started a business with a sum of Rs.60000. Jatin joined him 8 months later with a sum of Rs.35000. At what respective ratio will the two share the profit after two years?
A. 37 : 14
B. 18 : 7
C. 3 : 1
D. 2 : 1