Q:

The IQ of 7 boys B1, B2, B3, B4, B5, B6 and B7 is tested and the values are compared. B2 has a higher IQ than B6. B5 has the third lowest IQ. B4 has a higher IQ than 6 boys. B3 has an IQ less than B2. B1 has a higher IQ than B2. B7 has the least IQ. Who has the second highest IQ?

• 1
  B2
• 2
  B7
• 3
  B1
• 4
  B3