How do you write 3 hundredths

Empty box + box + empty box fill in the box is equal to 30 how

Hurrya vegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide if one bag of gravel covers 9 square feet how many bags are needed to cover the path

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.