How much does it cost for the school library to buy a batch of 18 yuan science and technology books and meta-story books?
(1) 22×146 = 32 12 (yuan), a: it takes 3212 yuan to buy popular science books, 18 × 15 = 2070 (yuan). (2)32 12+2070=5282 yuan. A: A * * * cost 5282 yuan.