非十進制小學智力算術題 |
送交者: tda 2014年06月06日13:01:42 於 [靈機一動] 發送悄悄話 |
Problem:
Let the product (12)(15)(16), each factor written in base b, equal 3146 in base b. Let s=12+15+16, each term expressed in base b. Then s, in base b, is: (A) 43 (B) 44 (C) 45 (D) 46, (E) 47 |
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實用資訊 | |