At the sweet shop.

Sweet shop lolly pops are £2.50 marshmallows £3.40 Gummies £1.50 per 500 grams fudge £2.00 rock candy £3.50
James goes to the sweet shop he has twenty pounds and he buys one of each then he buys rock candy then jess went in she had £30 she bought 2 of each and 3 more rock candy who how much do they have tougher?how much do they have left each?