请帮我换算分数英寸为厘米

题目

请帮我换算分数英寸为厘米
1 1/2 1/4 2 3/4 1 1/4 1 7/8 单位都是英寸,全部换算成厘米.不要教我怎么换算,我只需要准确答案.那些用百度换算的请自重,就不要来答了.

答案

1 in (英寸) = 2.54 cm (厘米)
1 1/2 in = 1.5 in = 3.81 cm
1/4 in = 0.635 cm
2 3/4 in = 2.75 in = 6.985 cm
1 1/4 in = 1.25 in = 3.175 cm
1 7/8 in = 1.875 in = 4.7625 cm