Karan and Arjun run a 100-metre race, where Karan beats Arjun by 10 metres. To do a favour to Arjun, Karan starts 10 metres behind the starting line in a second 100-metre race. They both run at their earlier speeds. Which of the following is true in connection with the second race?
Correct Answer : D
8 gallons of milk are taken out of a cask filled with milk and replaced by water. Later 6 gallons of the mixture are taken out of the cask and replaced with water, with the result that the cask now contains equal proportions of milk and water. What is capacity of the cask?
The director of a marching band wishes to place the members into a formation that includes all of them and has no unfilled positions. If they are arranged in a square formation, there are 5 members left over. The director realizes that if he arranges the group in a formation with 7 more rows than columns, there are no members left over. Find the maximum number of members this band can have