What is the ratio of Grades M10,M15,M20,M25,M30,M35,M40.
Answer Posted / david kamenya
M10 - 1:4:8
M15 - 1:3:6
M20 - 1:2:4
M25 - 1:1.5:3
M30 - 1:1:2
after M30 we have to control the strength
Is This Answer Correct ? | 74 Yes | 206 No |
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