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Episode 7 of 7

Equal three-term ratios, blanks on either side

The question

Fill in the missing numbers.

  1. (a) 3 : 7 : 9 = 12 : ____ : 36

  2. (b) 4 : 10 : 13 = ____ : 100 : ____

  3. (c) ____ : ____ : 8 = 20 : 35 : 40

  4. (d) 3 : ____ : ____ = 21 : 35 : 56

Try it first, then show the answer

Answer

  • (a)12 : 28 : 36
  • (b)40 : 100 : 130
  • (c)4 : 7 : 8
  • (d)3 : 5 : 8
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Episode 7 · Now playing

Equal three-term ratios, blanks on either side