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Question
If white buttons represent positive integers and black buttons represent negative integers. Find the net value of all the buttons shown:
If white buttons represent positive integers and black buttons represent negative integers. Find the net value of all the buttons shown:
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Solution
The correct option is B −1
Since, black buttons represent negative integers, so the value of four black buttons =(−1)+(−1)+(−1)+(−1)=−1−1−1−1=−4
Similarly, the value of three white buttons which represent positive integers =1+1+1=3
So, net value of all the buttons =−4+3=−1
−1
Since, black buttons represent negative integers, so the value of four black buttons =(−1)+(−1)+(−1)+(−1)=−1−1−1−1=−4
Similarly, the value of three white buttons which represent positive integers =1+1+1=3
So, net value of all the buttons =−4+3=−1
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