1) There are n cars in a carpark and 4 more arrive a) n+4 b) 4n c) n4 d) n-4 2) There are S students in a group and 1 leaves a) S + 1 b) S c) S-1 d) 1S 3) There are n books in the library and n more are added a) n2 b) n+n c) n d) 2n 4) James scores x goals but Mary scores double the goals. How many has Mary scored? a) x+2 b) x c) 2x d) x+1

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