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प्रश्न
Evaluate:
10% of ₹ 450 – 12% of ₹ 500 + 8% of ₹ 500.
उत्तर
10% of ₹ 450 – 12% of ₹ 500 + 8% of ₹ 500.
`=10/100xx₹450-12/100xx₹500+8/100xx500`
= 1 × 45 − 12 × 5 + 8 × 5
= 45 − 60 + 40
= 45 + 40 − 60
= 85 − 60
= 25
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