Question

There are only red, yellow and orange buttons in a jar. the ration is 7:4:9
what percentage of the button in the jar that is orange.

Answer 1

45℅
orange-9
total 20
percentage-
9÷20×100= 45%

Answer 2

r=7
y=4
o=9
r+y+o=7+4+9
= 20
9÷20×100
=45