Question

Cine ma ajuta la 13??Multumesc anticipat !

Answer 1

a)
0,3 m=3 dm
AB/CD=2/3

b)
0,04 cm=0,4 mm =4/10 mm= 2/5 mm
AB/CD=13/(2/5)=65/2

c)0,(3) km=3,(3) hm=30/9=10/3 hm
0,(3) hm =1/3 hm
AB/CD=(1/3) /(10/3)=1/10

d)
1,(3) dam=12/9=4/3 dam
2,1(3) dam=192/90=96/45=32/15 dam
AB/CD=(4/3) /(32/15)=4/3×15/32=1/1×5/8=5/8