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Question
40% of [100 – 20% of 300] is equal to ______.
Options
20
16
140
64
Solution
40% of [100 – 20% of 300] is equal to 16.
Explanation:
= `40/100 xx [100 - 20/100 xx 300]`
= `40/100 [100 - 60]`
= `40/100 xx 40`
= 4 × 4
= 16
Hence, 16
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