How much will be decreased to each term of ratio 15:19, so that it will be 3:5?
Answer & explanation
Correct answer: option 2
\(\frac{15 - x}{19 - x}\) = \(\frac{3}{5}\)
75 - 5x = 57 - 3x
2x = 18
x = 9
How much will be decreased to each term of ratio 15:19, so that it will be 3:5?
Correct answer: option 2
\(\frac{15 - x}{19 - x}\) = \(\frac{3}{5}\)
75 - 5x = 57 - 3x
2x = 18
x = 9