Answer:
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Lets say the number is 155:
100 + 50 + 5
one hundred and fifty-five
155
idk the last one tho
there should be only 3 ways, plz double check
Answer:
Hey there!
6 hrs 45 mins = 405 mins, or 6.75 hours.
Hope this helps :)
First term (a1) is -1
recursive formula goes like this

is the nth term

is the term before that
we normally have

we see each term is multipying by -3 to get next one
so that would be

where a1=-1
the 3rd option is correct except that it is the explicit formula
so answer is 2nd one