Question

Se da proportia 4/6= 10/15. Scrieti o proportie derivata din aceasta care sa aiba un termen egal cu : a)30....b) 150 c)5

Answer 1

4/6=10/15→10x6=4x15→60=60
30/60==1/2→30x2=60x1→60=60
30/150=2/10→30x10=150x2→300=300
4/5=8/10 →4x10=5x8→40=40