IQ Quiz 128

IQ Quiz Questions and Answers.

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1. A bug walks at 1 cm/sec on a rubber band that is attached to a wall at one end and a car moving away at 1 m/sec at the other end. If the rubber band is infinitely elastic, will the bug ever reach the car?

 
 

2. A certain quantity of 40% solution is replaced with 25% solution such that the new concentration is 35%. What is the fraction of the solution that was replaced?

 
 
 
 

3. What is Alen’s age? I) In 15 years Alen will be twice as old as Diana would be II) Diana was born 5 years ago

 
 
 
 

4. In 1950, Richard was 4 times as old as Robert. In 1955, Richard was 3 times as old as Robert. In which year was Richard twice as old as Robert?

 
 
 
 

5. What is the probability of having 53 tuesdays in a non leap year?

 
 
 
 

6. Is x + y > 0 ? I) x² – y² > 1 II) x/y + 1 > 0

 
 
 
 

7. The difference between a number and its square is 380. Find the number.

 
 
 
 

8. If x/y = 3 and (a – x)/(b – y) = 3, then the value of a/b is?

 
 
 
 

9. The sum of the reciprocals of two numbers is 46/21 and the difference of their reciprocals is 10/21. What are the 2 numbers?

 
 
 
 

10. Is x > y ? I) (x – y)(x – y) > 0 II) y > 0

 
 
 
 

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