The cost of 12 cricket balls is rs.210 and the cost of 20 tennis balls is rs.300. Find the ratio of the cost of a cricket ball to the cost of a tennis ball.
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cost of 1 cricket ball=(210÷12) 17.5rs
cost of 1 tennis ball=(300÷20) 15rs
ratio:-
=17.5/15
=175/150
=7:6
cost of 1 tennis ball=(300÷20) 15rs
ratio:-
=17.5/15
=175/150
=7:6
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