The maximum amount of dust which may be permitted in aggregates is
(A) 5% of the total aggregates for low workability with a coarse grading
(B) 10% of the total aggregates for low workability with a fine grading
(C) 20% of the total aggregates for a mix having high workability with fine grading
(D) All the above
(A) 5% of the total aggregates for low workability with a coarse grading
(B) 10% of the total aggregates for low workability with a fine grading
(C) 20% of the total aggregates for a mix having high workability with fine grading
(D) All the above