Engineering materials
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(2`PA=40% and Pb= 60%
(2`A and B ratio 1:2
3.
(2`A:B ratio 20:50 and Pile A finer than 4.75mm changed to 50%
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(4`A, B and C: 1:2:3
Angularity 40% for A, 90% for B and 75% for C
Finer than 4.75mm sieve: 25% for A, 55% for B and 40% for C.
Find mixed angularity X
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