21 is half of 42.
x is half of 22.
42/22 and 21/x=
a.12
b.11
c.10
2 answers
42/22 and 21/x
42/22=21/x
42x=22x21
42x=462
x=462/42
x=11
.
42/22=21/x
42x=22x21
42x=462
x=462/42
x=11
.