What is the ratio of Grades M10,M15,M20,M25,M30,M35,M40.
Answer / patil sayali
M10=1:3:6
M15=1:2:4
M20= 1:1.5:3
M25= 1:1:2
M30=1:1:3
M35=1:1:1
M40= 1:1/2:1
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