Question

plz tell the question 2,3,5,6,7 ques

Answer 1

may it is correct....

Answer 2

ii)105:133=13:19
iii)0.4:0.6=4:6=2:3
v)1/4:1/9=4:9
vi)3 1/2:2 1/4=7/2:9/4=
$\frac{ \frac{ \frac{7}{2} }{9} }{4}$
=14:9
vii)1/4:1/8:1/10=20:1