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A mobile seller had 360 mobiles of OPPO and VIVO. He sold OPPO mobiles at 15% profit and VIVO mobiles 24% profit, so that he made a total profit of 19% on all the mobiles, then find how many VIVO mobiles the seller had.

A mobile seller had 360 mobiles of OPPO and VIVO. He sold OPPO mobiles at 15% profit and VIVO mobiles 24% profit, so that he made a total profit of 19% on all the mobiles, then find how many VIVO mobiles the seller had. Correct Answer 160

Given:

Total mobiles = 360

Profit gained on OPPO mobiles = 15%

Profit gained on VIVO mobiles = 24%

Overall profit = 19%

Concept used:

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Calculations:

Ratio of quantities

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Number of VIVO mobiles = (360/9) × 4 = 160

∴ The number of VIVO mobiles is 160

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