FeedBack Form

Your Name :
Your Email :
Your Location :
Your Message :
   
FeedBack

Number Puzzles Questions and Answers

Puzzles
25. What goes into the empty brackets?
Ans: 6380.
Sol.
The numbers inside the brackets are the squares of the numbers outside the brackets with 1 deducted. Alternatively, multiply 2, 4, 6, 8 and 10 respectively and put the number at the end of the figure in the brackets, and multiply 3, 5, 7 and 9 by 1,3, 5 and 7 respectively and put these numbers first.
 
26. What number should replace the question mark?
Ans: 10.
Sol.
Start at 1 and working clockwise, jump one segment adding 2, 3, 4, 5, 6, 7.
 
27. Simplify + 6 – 22 × 3 – 8
Ans: – 68.
Sol.
= + 6 – ( 22 × 3) – 8
= + 6 – 66 – 8 = – 68.