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Houses and flats ratio9:5

flats and bungalows 10:5
there are 30 bungalows how many houses is there

1 Answer

5 votes

Answer:108 houses

Explanation:

Step 1: ratio of flats to bungalows is 10:5 and the bungalows are 30, therefore:

(10*30)/5 = 60 flats

Step 2: the ratio of houses to flats is 9:5 and the number of flats is 60, therefore

9*60/5 = 108 houses

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