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(a) Find the Highest Common Factor (HCF) of 30 and 42..... (2) (b) Find the Lowest Common Multiple (LCM) of 30 and 45..... (2) (Total 4 marks) _____ 17. Here is a prism. It is made by cutting a solid cube of side 2 cm in half. Find the volume of the prism..... (Total 3 marks) ................
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