The cost of 2 red balls and 5 blue balls on a day was found to be Rs.160. The correct expression of this situation is

2r + 5b = 160

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3r + 5b = 160

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160(r + b) = 2 + 5

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5r + 2b = 160

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Solution

The correct option is A 2r + 5b = 160
Let the cost of 1 red ball be 'r'

Let the cost of 1 blue ball be 'b'

So, the algebraic expression will be 2r + 5b = 160

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The cost of 2 red balls and 5 blue balls on a day was found to be Rs.160. The correct expression of this situation is

The correct option is A 2r + 5b = 160Let the cost of 1 red ball be 'r' Let the cost of 1 blue ball be 'b' So, the algebraic expression will be 2r + 5b = 160

The correct option is A 2r + 5b = 160
Let the cost of 1 red ball be 'r'

Let the cost of 1 blue ball be 'b'

So, the algebraic expression will be 2r + 5b = 160