The first one is three seventh x = one half × three fourteenth, the second one is two fifths x = 10 / one half The third one: half x / three quarters = 16, the fourth one: x = one third = nine half,

The first one is three seventh x = one half × three fourteenth, the second one is two fifths x = 10 / one half The third one: half x / three quarters = 16, the fourth one: x = one third = nine half,

3/7x=1/2*3/14 3/7x=3/28,x=1/4
2/5x=10÷1/22/5x=5,x=25/2=12.5
1/2x÷3/4=16 2/3x=16 ,x=24
The fourth one doesn't understand