Puzzles for you

[Perfection]

1/1, 2/2, 3/3, 4/4, 5/5, 6/6, 7/7, 8/8 or 9/9.

[Perfection]

My age three years hence multiplied by 3 and from that substracted three times my age three years ago will give you my exact age. So what is my age ?.

[Perfection]

3(x+3)-3(x-3)=x ; 18 years.

[cybereden]

This is fun but I have no puzzle to share ... sorry. but I really learned a lot of puzzle answers today though. hehehe. :)

[pillapipis.bizhat.com]

sorry but i hate maths

[amfibislayer]

Thanks indianbaba for making this thread sticky. It would surely help others.

[shamseers]

A weighing stone of 40kg broke into 4 pieces. But we can have all weights 1-40 with that 4 pieces can u say what is the weight of each

[Perfection]

Answer for the above puzzle is

The 40 kg weight is broken into 4 weights of 1,3,9 27 kg. With these four weights one can weigh from 1 to 40 kg.

[yai]

solve this puzzle:

In a country in which people only want boys, every family continues to have children until they have a boy. If they have a girl, they have another child. If they have a boy, they stop. What is the proportion of boys to girls in the country? Assume these are infinite families in the country?

From i_online

i don't know but i know what country did this?

it's China

i don't like this action i think boys or girls are your child and they are same cute

[binghamtonian]

Since it doesn't specify math only how about we add riddles as well.

Though I live on the land and hunt in the sea
I do crave to fly in the air I should be

This should be simple