If you mix 48 gm of a 15% ointment with 72 gm of a 5% ointment, the resulting ________ will be 9%

A recommended treatment for hematomas includes the immediate application of pressure and ________

Fill in the blank(s) with correct word

What was the title and who was the author of the book that aroused public indignation over the welfare

of animals in Great Britain?