book
Maths Puzzle
Numerical Ability
Sammy has 4/9 of a share of Microsoft stock. He gave 1/18 of what he had to each of his grandchildren. How many grandchildren does he have?
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book Other Question
factor the following sums or differences of two cubes
b^3-8
PLEASE HELP ME FACTOR AND SOLVE THIS:
8d^3 + 4d^2 + 12d