Answer:
5 * 10^18
Step-by-step explanation:
(3.5×10)÷(7×10^-9)
= (3.5 / 7) / 10^(10+9)
= 0.5 * 10^19
= 5 * 10^18
Answer:
12.25
Step-by-step explanation:
You have to work it out like if it was a ratio.
basically you need to make 7/x equal to 4/7
to do this you divide 4 by 7 and the divide 7 by the answer. This will make x equal to 12.25
Answer:
96 units^2
Step-by-step explanation:
(8*24)/2=96
It depends on what grade you are in