Ineed the percents have to equal a hundred based on the shark attack numbers

If a company produces x units of an item at a cost of $35 apiece the function c=35x is a of the total production costs

Asmall book publisher knows that 26 books weigh 41 lbs. how much do 40 books weigh?

Ken earned $128 from his part-time job this summer. he spent 25% of his money on games. he is going to donate 1/6 of the remaining money to charity. how much money will the charity receive?