If chemistry book page and math book page ratio is 6:5.A child tore 25 page from chemistry book and 15 page from Math book.Now,ratio becomes 1:1.so,tell the initial no. of pages of chemistry. Choose the correct option.
A) 50	B) 60	C) 70	D) 80	E) 40
Chemistry pages=6x,Math pages=5x   6x-25/5x-15=1/1   6x-25=5x-15,6x-5x=10,x=10   chemistry pages=6x=60pages   answer 60
<result>B</result>
If chemistry book page and math book page ratio is 6:5.A child tore 25 page from chemistry book and 15 page from Math book.Now,ratio becomes 1:1.so,tell the initial no. of pages of chemistry.