Answer:
Step-by-step explanation:
Lets add +5 in both the sides.
Now lets divide 12 on both the sides.
a class of 228 students went on a field trip. they took 12 vehicles, some vans and some buses. find the number of vans and the n
1 answer:
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Answer:
≈23.6 kg left.
Step-by-step explanation:
For determining this, we can simply use an exponential decay equation representing this scenario:
a: the initial amount
t: the amount of time
h: the half life
Now, substitute the numbers into the equation:
Now, solve this equation:
Use a calculator to solve for y:
y= 200(0.118)
y≈23.6 kg left.