Answer:
MgCl₂
Step-by-step explanation:
Answer: 0.4%
Step-by-step explanation:
Total number of people 9000, divide the number of allergic reactions 36 by 9000.
36/9000=0.004
Now multiply 0.004 x 100 to reveal percent allergic reaction
0.004 x 100 = 0.4%
0.4% had allergic reactions
Answer:
1/3
Step-by-step explanation:
essentially saying 3x = 1 where x is the unknown number.
we now solve for x
x= 1/3