Question

Afla termenuk necunoscut x:7=112,x:9=64,x:5=108, x:3=219, x:100=7,x: 4=178​

Answer 1

×:7=112

×=112×7

x=16

x:9=64

x=64×9

x=576

x:5=108

x=108×5

x=540

x:3=219

x=219×3

x=657

x:100=7

x=100×7

x=700

x:4=178

x=178×4

x=712