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4. Rakesh's age is less than Sand JusHow old are they?5. When planting a forest, thenWhen planting a forest, the number of jambhul trees planted was greater thaner of ashoka trees by 60. If there are altogether 200 trees of these twohow many jambhul trees were planted?ahe has 59-rupee notes. Alto |
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Answer» Let no. ofashokteesbe:xas jumbul trees are 60 more than ashok treesno. ofjambhul tees is:x+60now∴ x+(x+60)=200=2x+60=200=2x=140=x=70soso no. ofashoktees =70and no. of jambul trees =130 no. of jambhul tree=60+x; x+(60+x)=200; 2x=200-60=140, x=140/2=70 ashok trees=70, jambhul trees=130 |
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