If the sum of the selling price of all the products in 2018 is | Data Interpertation & airthmatic

If the sum of the selling price of all the products in 2018 is Rs.39500 and the ratio of the cost price of Laptop and Mobile is 5: 11, then what is the difference between the cost price of Laptop and Mobile in 2018?

A) Rs.3000
B) Rs.2000
C) Rs.3500
D) Rs.2500
E) None of these

In 2019, the ratio of the selling price and profit for Mouse is 16: 1 and the ratio of the profit of mouse to selling price of pen drive is 1: 5, then the profit of mobile in 2017 is what percentage of the profit of mobile in 2019?

A) 44.45%
B) 55.56%
C) 66.67%
D) 77.78%
E) 88.89%

What is the difference between the average profit of Laptop to that of Watch in 2017 and 2019 together?

A) Rs.500
B) Rs.1000
C) Rs.1500
D) Rs.2000
E) None of these

In 2019, Mouse sold at the cost price and the ratio of the selling price of mobile to pen drive is 5: 4, then what is the difference between the selling price of Mobile and Mouse in 2019?

A) Rs.5000
B) Rs.6000
C) Rs.4500
D) Rs.6500
E) None of these

If the ratio of the cost price of mobile to laptop in 2018 is 9: 4 and the total cost price of all the products in 2018 is Rs.32000, then what is the ratio of profit of mobile to laptop in 2018?

A) 1: 1
B) 2: 1
C) 3: 2
D) 1: 3
E) None of these