Back cushions and two tables

8 back cushions for sale, each one priced at 10 riyals; if you buy all 8, the total price for you will be 70 riyals. Among them, there are 6 small cushions, each one priced at 5 riyals, totaling 30 riyals; if you buy all 6, the price for you will be 25 riyals. The small table is 50 riyals, the large one is 100 riyals, and if you buy both, their total price for you will be 130 riyals