After one half life it i s 130/2 = 65 g
after another 2 half lives it will be 65*1/2^2 = 16g to nearest gram
It’s B
Cause if 400+80 is 480+9=489+0.6=489.6+0.05 and the final results it’s 489.65
Answer- 31.9%
3,622,184 =100%
4,778,332= x
Criss cross
477,833,200= 3,622,184x
Divide to get x alone
X= 131.9
131.9 - 100= 31.9%
Because it asks for the change
Answer:
Depends on area
Step-by-step explanation:
Area of 1 greater than 2 than 3 than 4
Answer:
is 0.89
Step-by-step explanation:
in December the average total rainfall in all of the desert together