A shopkeeper bought two mobile for Rs. 55555.He sold them to gain 10% on one and loss 10% on the other. Calculate his final gain or loss percent if the selling price of both the mobile sets is the same

This is about circle theorems. someone asap : (

About 9% of th population is hopelessly romantic. if 2 people are randomly selected from the population, what is the probability that at least 1 person is hopelessly romantic?

Percy rides his bike 11.2 miles in 1.4 hours at a constant rate. write an equation to represent the proportional relationship between the number of hours percy rides, x,and the distance in miles, y, that he travels.