Printable worksheet ยท 4 of 4
Identify what the ratio compares - Paper 4
Read the information, then answer the questions. An adult may read the instructions aloud. Show your working where asked.
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A collection has red:blue = 4:5 and 27 counters in total. Then add 3 blue counters only. Ratios compare the two named groups; the fraction red of ALL counters uses the total as its denominator. Give simplified ratios and exact fractions.
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- Find the initial red and blue numbers for 4:5 and total 27.
- Find the initial fraction that is red and distinguish it from red divided by blue.
- After adding 3 blue, give red:blue and the red fraction of the new total.
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