help required in numerical ability!
Enter Name of Correspondence Set, Page Number, Question Number, Your Name and Roll Number for Query!
Moderator: CS Moderators Team
by Kausar123 » Sat Jun 29, 2013 3:16 pm
Can anyone please answer this question?
The cost of 7 pens and 4 books is Rs.200. What is the maximum possible value of the cost price of 1 book?? (both prices are intergers)
a. Rs.71 b.Rs.37 c.Rs.43 d.Cannot be determined
-
Kausar123
-
- Posts: 1
- Joined: Sat Jun 29, 2013 3:10 pm
- My College/Company:: MJCET
- Roll Number: 23410269
by rajasen9903 » Mon Jul 22, 2013 10:57 pm
Do with trial and error method.
4*71=284>200 so a is not possible
4*37=148;200-148=52;52%7 not equals to 0 so b is not possible since the cost price is an integer
4*43=172;200-172=28;28%7=0 so c is the ans
-
rajasen9903
-
- Posts: 1
- Joined: Mon Jul 22, 2013 10:52 pm
- My College/Company:: fiem
- Roll Number: 27410003
Return to EC Question