Company: Reliance_MCQ
Difficulty: medium
What is the average age of the class? I. The ratio of boys to girls in the class is 2:3. II. The average age of boys is 21, and number of girls are 30. The question can be answered using one of the statements alone but cannot be answered using the other statement alone. The question can be answered using either of the statements alone. The question can be answered using I and II together but not using I alone. The question cannot be answered even using I and II together. The geometric progression 3, 6, 12, 24, ... is how many terms long to reach a product of 3072? 15 11 13 12 Suppose two boats are traveling in opposite directions. A is in the direction of the stream, and B is traveling in the opposite direction of the stream. The time taken by boat A is one-third of the time taken by boat B to cover the same distance. Find the ratio of the speed of the boat to the speed of the stream. 1:2 2:1 3:2 2:3 Two numbers exist, summation of twice the first number and one time the second number