Write the ratio 2.5 to 3.15 as a fraction in simplest form

The left figure that is 2.5 is taken as numerator while the right figure that is 3.15 is take as denominator.

therefore the fraction is

2.5/3.15

the multiply by a 100 to remove the decimals to give

250/315

in simplest form the fraction is divided by 5 to give

50/63