In a zoo, there are some pigeons and some rabbits. Iftheir heads are counted these are 300 and if their legs are counted, these are 750. How many pigeons are there?
A
150
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B
175
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C
200
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D
225
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Solution
The correct option is D 225 Pigeon has 2 legs and a rabbit has 4 legs. P+R=300 ...(i) 2P+4R=750 ...(ii) which gives P=225, R=75