Hey there!
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ANSWER: 
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EXPLANATION:</h2>

To write as power, you will see how many times you multiply the number 10.

Since it was multiplied 7 times, you would write it like this.

Hope this helps!

100-33.33= 66.67 (about 2\3-- --basicly it is)
Answer:
I'm pretty sure b is the answer
Answer:
there are a total of 120 + 96 = 216, 5 digit numbers divisible by '3' that can be formed using the digits 0 to 5.