Question

find the number which when added to each term of ratio 27:35 changes the ratio to4:5​

Answer 1

Answer:

Let the number be ( k ),

According to the question :

\frac{27 + k}{35 + k} = \frac{4}{5}35+k27+k=54

=> 5( 27 + k ) = 4( 35 + k )

=> 135 + 5k = 140 + 4k

=> 5k - 4k = 140 - 135

=> k = 5

Required number is 5