A movie streaming website charges an initial fee of $100, plus $2 for each movie that is streamed. How many movies must be streamed for the average cost per movie to fall to $2.50?

Adifferent website gives the cost for the first train as £56.88 and the second train as £20.11 with a £9.50 charge for cycle storage for the whole trip. how much would the journey cost you?

Yesterday, george drank 1 small bottle and 2 large bottles, for a total of 1,372 grams. the day before , he drank 1 small bottle and 1 large bottle, for the total of 858 grams. how many grams does each bottle hold?

What’s the answer? and how do i solve it ?