15. Read the Source/Text given below …

15. Read the Source/Text given below and answer any four questions: 2x km ykm 2y km 600 km Ajay lives in Delhi. The city of Ajay's father in laws residence is at Jaipur is 600 km from Delhi. Ajay used to travel this 600 km partly by train and partly by car. He used to buy cheap items from Delhi and sale at Jaipur and also buying cheap items from Jaipur and sale at Delhi. Once From Delhi to Jaipur in forward journey he covered 2x km by train and the rest y km by taxi. But, while returning he did not get a reservation from Jaipur in the train. So first 2y km he had to travel by taxi and the rest x km by Train. From Delhi to Jaipur he took 8 hrs but in returning it took 10 hrs. i. What is the value of x? a. 400 km. b. 200 km c. 600 km d. 300 km ii. What is the value ofy ? a. 200 km b. 400 km c. 600 km d. 300 km iii. In Delhi to Jaipur journey how much distance did he travel by train? a. 200 km b. 300 km c. 600 km. d. 400 km iv. How much distance did he travel by train in both side journey? a. 200 km b. 300 km c. 400 km d. 600 km v. how much distance did he travel by taxi in both side journey? a. 200 km b. 600 km c. 400 km d. 300 km

2x+5y

The polynomial of the type ax²+bx+c,a=0 is called

Ch-1 introduction

X³-12x²+39x-28

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