14 is wrong.
The others are correct.
14.16x5/12=80/192
16.1/5x10/11=2/11
18.1/10x4/7=4/70=2/35
20.5/9x18=90/9=10
3 answers
14 is 80/12
How about 6 2/3?
16.1/5x10/11=2/11
18.1/10x4/7=4/70=2/35
20.5/9x18=90/9=10
3 answers