Question

Convert (a)2:5(b)1:2:3 into persentage

Answer 1

a) 2/(2+5) = 2/7
To convert into percentage multiply with 100
So,(2/7)(100)=28.57%
Similarly with 5
5/7(100) = 71.42%
b) same procedure as a)

Answer 2

(a)2:5= Total no. of parts= 2+5=7
First fraction = 2/7
So first percentage= 2/7×100= 28.50% ( approx.)
Second fraction= 5/7×100= 71.40% (approx.)
Like this u can do the second one