What is the difference between the number of computers of category B and the number of refrigerators of category A?
None of these
Category−AProductsCategory–B84Mobile Phones84150Televisions5028Refrigerators8460Computers60 Computers of category B = 60
Refrigerators of category A = 28
∴ Difference = 32
What is the ratio between the number of Mobile Phones of category A and the number of Computers of category A?