Out of 26 balls, half of them are red in colour. How many balls are not red in colour?
A
9
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B
13
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C
6
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D
12
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Solution
The correct option is B 13 Total number of balls = 26
Half of balls are red
= half of 26
= 26 ÷ 2
= 13 balls
Therefore, the number of balls that are not red in colour = 26 - 13 = 13