Louisa needs 3 l of lemonade and punch for a picnic. she has 1800 ml of lemonade. how much punch does she need

Find the given elements if matrix d:

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.

Percent increase and decrease. original number: 45 new number: 18