Ques:- a merchant surveyed 400 ppl.180 learned abt the sale of radio,190 from TV,190 from newspaper,80 from radio and TV,90 from radio and newspapers,50 from TV and newspapers,30 from all the three sources.draw a venn diagram n explain how many learnt
A. newspapers or radio, but not from both?
B. only from newspapaers?
C. from radio or television but not the newspaper?
D. from radio and television but not the newspaper?
E. from atleast two of the three media?
Ques:- A train running at the speed of 60 km/hr crosses a pole in 9 seconds. What is the length of the train?
A. 120 metres
B. 150 metres
C. 180 metres
D. 200 metres