GWD数学第一套有题答案是否错了

liuruanjia

　Joanna bought only $0.15 stamps and $0.29 stamps.  How many $0.15 stamps did she buy?(1)?  She bought $4.40 worth of stamps.(2)?  She bought an equal number of $0.15 stamps and $0.29 stamps.?A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient.B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient.C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.D. EACH statement ALONE is sufficient.E. Statements (1) and (2) TOGETHER are NOT sufficient.答案为D，自己觉得是A，在网上搜了大家貌似也是A，望NN指导

joyzhang1990

我咋觉得是B呢？我单用(1)算不出。请楼上指教。