Motel
Three different dinners, A, B, and C, are served in the motel. Three 20 members went to a motel. Group 1 ordered dinner A 20 members, and their average dinner price in the group was CZK 200. From Group 2, they ordered dinner A: 10 persons, B 10 dinners, and their average dinner price for the group was 240 CZK. From Group 3, they ordered five persons A dinners, B 5 dinners, and C 10 dinners, and their average dinner price was CZK 270. Calculate the price of dinners A, B, and C.
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