The half-life of silcon-32 is 710 years. If 40 grams is present now, how much will be present in 200 years? (Round to 3 decimal places)

1) 2/5

2) zero=0/1

3) zero=0/2

4) -4/5

5) undefined=3/0

b

think the answer would beb

the height of the surface increases from the center out to the sides of the road.

step-by-step explanation:

as we move out we move away from the x-axis.

and as mentioned in the problem statement that height of a road increases when we move away from the center x.

hence proved that 3rd option

the height of the surface increases from the center out to the sides of the road.

is the correct option.