Answer:
C
Step-by-step explanation:
Because nintendo price=300$
He has 215$
1 chore he does=7$
Meaning if he did 10 chores he get's 70$ added so he did 10 now he has 285$ If he does 2 more chores that is 14$ more added.
So he now has 299$ so he done 12 chores and he needs 1 more dollar so if he did 1 more he gets 306$ and that was the least amount of chores he could do if he wanted 300$
And there's your answer
Hope this helps have a awesome day:)
The value of sin (pi/6) is 1/2
Its D .........................
Answer:
or 
Step-by-step explanation:
we have

decompose the numbers in prime factors


substitute

simplify

Convert to mixed number

Answer:
The non-production machinery that uses electricity, the physical size of the items, the skill level of the operators, and the outdoor temperature and humidity could all be independent variables in the monthly electricity cost. Step-by-step explanation.