Defence Signals Directorate Reveal their secrets....Protect our own
Puzzle Answers

Unusual

There are no letter e's

Switch

Turn the switches as follows.

#1 - On
#2 - On for one minute, off before entering room.
#3 - Off

Upon entering the room, light #1 will be on, #2 will be off but warm and light #3 will be off and cold.

David's Children

4 children aged 2,4,6 and 12

Magic Square

34 0 5 25 18 23
2 31 6 20 22 24
30 8 1 21 26 19
7 27 32 16 9 14
29 4 33 11 13 15
3 35 28 12 17 10

 

Words & Numbers

The number assigned to each country is the product of the number of vowels and the number of consonants in its name. The nation, therefore, that equates to 5 is CYPRUS.

Words

tr(ape)zium
ver(mice)lli
s(tern)um
and(rome)da