A box contains red, blue, and green balls. If there are twice as many red balls as blue balls and three times as many green balls as red balls, which color has the least number of balls?
A committee consists of members from three departments: HR, IT, and Marketing. If the committee must have at least one member from each department and the total members cannot exceed five, which of the following combinations is valid?
In a group of five friends: Alice, Bob, Charlie, David, and Eva, the following conditions apply: 1) Alice and Bob cannot be selected together. 2) Charlie must be selected if David is selected. 3) Eva can only be selected if Alice is also selected. Which of the following groups can be selected?
There are four boxes labeled P, Q, R, and S. The following conditions are given: Box P contains more items than Box Q. Box R contains fewer items than Box S. Which box contains the least items?
In a group of five friends: Alice, Bob, Charlie, David, and Eva, the following conditions apply: Alice is not friends with Bob. Charlie is friends with both Alice and Eva. David is friends with Bob but not with Eva. Who can be selected if we want to choose friends of Alice only?