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The following table shows the age-wise brand ownership of mobile phone handsets.
If a total of 5000 'C' mobile phone sets are sold till date, then how many are more than one year old? |
4200 4500 4350 4000 |
4500 |
Total number of C Brand mobile phone = 5000 Mobile phone more than 1 year old = 90% of 5000 = \(\frac{9}{10}\) × 5000 = 4500 |
