Problem 3: In a survey of 150 high school students it was found that: 80 students have laptops 125 students have iPods 110 students have cellphones 62 students have both laptop and cellphone 58 students have both laptop and iPod 98 students have both a cellphone and an iPod 50 students have all the three items Questions: 1. How many students have a cellphone only ? to Pomolance in materials for fast quarter ose wat​ 2. How many students have none of the mentioned items? 3. How many students have an iPod and laptop but not a cellphone? Solution:​