Grade 4 problem

Arithmetic · Grade 4

Red, blue and green tokens are taken in a ratio of 2: 3: 5. There are 80 tokens in total. How many of them are blue?

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  1. Add the ratio numbers and find the size of one part.
  2. Blue tokens correspond to three equal parts.
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Answer: 24

Total in relation 2 + 3 + 5 = 10 parts. One part is equal to 8 tokens, blue tokens 3 × 8 = 24.

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