A cell phone and phone case cost $110 in total. The cell phone costs $100 more than the phone case. How much was the cell phone?
#Puzzle_answer: A cell phone and phone case cost $110 in total. The cell phone costs $100 more than the phone case. How much was the cell phone?
or
A baseball and a bat cost $110 if the bat costs $100 more than the ball, how much does the ball cost?
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Correct answer : 105$
Let us assume that the cost of phone case is x
Therefore, cost of phone is x+100
x+(X+100)=110
2x=10
x=5
Therefore,
Phone cost =5+100 =105
Phone cost is 105$
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