Which

Must

Balls

30 (4 rows of 4, 3 rows of 3, 2 rows of 2, 1 ball = 16+9+4+1)

Dream

http://www.dreamstime.com/photos-images/puzzles.html

World

http://puzzlersworld.com/

Today

http://puzzles.usatoday.com/

idi

http://www.jigidi.com/

dse

http://www.puzzle.dse.nl/

Saw

http://thejigsawpuzzles.com/

Things

http://www.jigthings.com/

Zone

http://www.jigzone.com/

Planet

http://www.jigsawplanet.com/

Reddit

http://www.reddit.com/r/PuzzleNetwork/

Craft

http://www.craftypuzzles.com/

This

http://www.puzzlethis.co.uk

Apps

https://play.google.com/store/search?q=Puzzle

Forum

http://mathforum.org/k12/k12puzzles/

Triangle

Pineapple

http://www.utexas.edu/features/2005/math/

Popular

http://www.popmath.org.uk/centre/pagescpm/intlinks.html
http://www.popmath.org.uk/centre/pagescpm/extllnks.html

Mental

http://www.amblesideprimary.com/ambleweb/mentalmaths/problems.html

Art of Problem Solving

http://www.artofproblemsolving.com/Resources/index.php

Paint

Wall Paint =1/ (1/3 + 1/6 ) = 2 Hrs

Sum of no and divide by 2 . So the answer is 6

1/2 divided by 1/3 is 3/2 = 150%

18

6x3 = 18

Handshakes

Question: If there are FIVE people in a room and each shakes hand exactly once with everyone else in the room, how many handshakes will there be?

Ans 10

RI

Explanation:

Look at the first row of letters - (All in Alphbetical Order)

RST
QRS
PQ - R

Look at the Second row of letters - ( All in Alphabetical Order but Skipping 1 Alphabet)

ACE
CEG
EG - I

Answer RI.

Museum of Mathematics

http://www.youtube.com/user/MuseumOfMathematics

Collaborative Mathematics

http://www.youtube.com/user/CollaboMath

Tec Math

http://www.youtube.com/user/tecmath?feature=watch

Dr James Tanton's channel

http://www.youtube.com/user/DrJamesTanton/videos

That

http://www.thatquiz.org/

Soft Schools

http://www.softschools.com/quizzes/math/

14

5*3=15 Ans is 32-15=17

Join the 2 digits to get the results