Answer:
5.5
Step-by-step explanation:
5.5+5.5=11 11-2=9
Answer:
x=1.6
Step-by-step explanation:
.40=.25x
you move .25 to the other side which would look like this .40/.25=x and then you solve for x, which you would get 1.6.
Answer:
I would say line 2
Step-by-step explanation:
just think it is
Answer:
92.
Step-by-step explanation:
By proportion the mass of zinc = (345/ 15) * 4
= 92.
1 (B), because 3+-2=1, and 5+-4=1, which amounts to 1/1, or whole number 1.