1) If 21y5 is a multiple of 9,what is the value of y. a) 1 b) 0 2) If 31z5 is a multiple of 9,what is the value of z.   a) 1 or 8 b) 0 or 9 3) If 24x is a multiple of 3,what is the value of x. a) 0 or 3 or 6 or 9 b) 1 or 2 or 3 or 4 4) If 31z5 is a multiple of 3,what is the value of z.. a) 0 or 3 or 6 or 9 b) 2 or 4 or 5 or 8 5) The number that is divisible by both 2 and 3, will also be divisible by 6. a) Yes b) No 6) If a number is divisible by 3, then it is also be divisible by 9. a) Yes b) No 7) The number that is divisible by 4, will also be divisible by 8. a) Yes b) No 8) The number that is divisible by 9, will also be divisible by 3 a) Yes b) No

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