I think the third one is the answer
Answer:
A
Step-by-step explanation:
By using cross multiplication x= 3×7÷5=4.2
the answer is 4.2
Answer:
(-5)+(-4)= -9
(-3)+(+1)= -2
(-2)+(-7)= -9
Step-by-step explanation:
change the mg in the question to g which is

if 10cc contains 5g therefore

0.35g would give?
