THERE ARE TOTALLY 500 STUDENTS IN AN INSTITUTE, EACH STUDENT LIKE AT LEAST ONE OF THE THREE DIFFEREN

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[@rekhagupta3473]

There are 976 persons working in office X and each person is using at least one of the three different electronic devices i.e. iPhone, iPad and laptop. The ratio of the number of persons using iPad and laptop is 11:10 and the number of persons using iPhone is 20% more than the number of persons using the laptop. The number of persons using three devices is 124 and the number of persons using the iPhone is 50 more than the number of persons using the iPad. Ratio of the number of persons using onlyiPhone and only iPad is 17:15 and the number of persons using only laptop is 106. The number of persons using only laptop and iPad is 80% of the number of persons using only iPad.

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