请翻译此题并写出计算过程
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请翻译此题并写出计算过程
17. There are 8 ounces in a ½ pound. How many ounces are in 7 3/4 lbs?
A. 12 ounces
B. 86 ounces
C. 119 ounces
D. 124 ounces
E. 138 ounces
17. There are 8 ounces in a ½ pound. How many ounces are in 7 3/4 lbs?
A. 12 ounces
B. 86 ounces
C. 119 ounces
D. 124 ounces
E. 138 ounces
![请翻译此题并写出计算过程](/uploads/image/z/15864361-25-1.jpg?t=%E8%AF%B7%E7%BF%BB%E8%AF%91%E6%AD%A4%E9%A2%98%E5%B9%B6%E5%86%99%E5%87%BA%E8%AE%A1%E7%AE%97%E8%BF%87%E7%A8%8B)
二分之一磅中有8盎司,那么7又3/4磅有多少盎司?
7又3/4=31/4磅,
(31/4)*2*8=124盎司 (即:半磅是8盎司,一磅就是16盎司)
答案是D
7又3/4=31/4磅,
(31/4)*2*8=124盎司 (即:半磅是8盎司,一磅就是16盎司)
答案是D