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Which statement about the multiples of 8 is TRUE?

Class 6Playing with NumbersPlaying with Numbers
  • AEvery multiple of 4 is also a multiple of 8.
  • BEvery multiple of 8 is also a multiple of 16.
  • CEvery multiple of 8 is also a multiple of 4.
  • DThe number 8 has exactly eight multiples.

Step-by-Step Solution

Because , anything counted in eights can be recounted in fours: . The trap is flipping the statement round — 12 is a multiple of 4 but not of 8. Also 8 itself is not a multiple of 16, and multiples never run out, so the last option fails too.
Answer: C) Every multiple of 8 is also a multiple of 4.

Key idea: Multiples are unlimited

The multiples of 7 are 7, 14, 21, 28, 35, … — you get them by multiplying 7 by 1, 2, 3, 4, 5, …. Multiples never run out. Every number is a multiple of itself (and of 1). 0 is a multiple of every number, but we usually exclude it when listing multiples for practical work.

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