The total cost of 2 pencils, 5 erasers, and 7 sharpeners is Rs.30, while 3 pencils and 5 sharpeners cost Rs. 15 more than 6 erasers. By what amount (in Rs.) does the cost of 39 erasers and 1 sharpener exceed the cost of 6 pencils?

The total cost of 2 pencils, 5 erasers, and 7 sharpeners is Rs.30, whi

1.	The total cost of 2 pencils, 5 erasers, and 7 sharpeners is Rs.30, while 3 pencils and 5 sharpeners cost Rs. 15 more than 6 erasers. By what amount (in Rs.) does the cost of 39 erasers and 1 sharpener exceed the cost of 6 pencils?
A.	20
B.	30
C.	It does not exceed
D.	Cannot be determined
Answer» B. 30