If B 1 , B 2, and B 3 are three kinds of birds on a tree in the ratio 3 ∶ 7 ∶ 5 and the number of B 2 birds is more than B 1 birds by a multiple of 9 and 7 both, then the minimum number of birds on the tree are

UPTET Paper 2 Math and Science 2019 Solved Paper

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If B₁, B_2, and B₃ are three kinds of birds on a tree in the ratio 3 ∶ 7 ∶ 5 and the number of B₂ birds is more than B₁ birds by a multiple of 9 and 7 both, then the minimum number of birds on the tree are

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