Ratio and proportion - Grade 6 (Question: 1603000993) Locked
Kevin has 45 pebbles, 25 of which are blue and the rest are green. Donna has 18 pebbles; all of them are either blue or green. If the ratio of the blue pebbles to the green pebbles is the same for both Kevin and Donna, then Kevin has how many more green pebbles than Donna?
A. 10
B. 17
C. 15
D. 12

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