A die is thrown twice. What is the probability of getting a sum 7 from both the throws?
A bag contains 7 blue balls and 5 yellow balls. If two balls are selected at random, what is the probability that none is yellow?
Directions (Question: Following five questions) : Study the following pie-chart and table carefully to answer the questions that follow:
What is the average number of petrol engine cars in all the states together?
What is the difference between the total number of cars in State-3 and the number of petrol engine cars in State-2?
If 95% of diesel engine cars in State-3 are AC and the remaining cars are non AC, what is the number of diesel engine cars in State-3 which are non-AC?
The number of petrol engine cars in State-3 is what percent more than the number of diesel engine cars in State-1?