10ticks Friday Puzzle

Welcome to Ian’s Friday Puzzle! Dust off those Friday cobwebs with a little manipulation of the old grey matter. Perplexing puzzles, logical, illogical, and sometimes just plain stupid. Be prepared to be bewildered, befuddled and bedazzled!

See the latest Friday Puzzle below and look at all the past puzzles. Get the Friday Puzzle straight to your phone, follow us on Twitter. The first 5 correct answers join our Hall of Fame!

This week's Friday Puzzle

Use 3D co-ordinates to find the distance between (1, 1, 1) and (4, 5, 13).

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Winners: None None None None None

Friday Puzzle (14/07/2017)

47.5 + 3862.7 + 125.6 + 1583.1 = 45085.7

I got this wrong! When I did the calculation I forgot all about decimal places.

In fact the decimal point is only correct in one of the numbers.

Which one?

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Winners: @HamishTPB @ros_clarke @McDONewt None None

Friday Puzzle (07/07/2017)

Jolly good show. This is a capital question, what!

5 and 9 are the first two numbers like this. Find me another FOUR.

There are another fourteen.

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Winners: @jimbogog74 @LeadbeaterJulie None None None

Friday Puzzle (30/06/2017)

In the hexagon, find the largest right-angled triangle and the smallest right-angled triangle.

What is the ratio of the area of the largest right-angled triangle to the area of the smallest right-angled triangle
in the hexagon?

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Winners: @HTStJosephs @ratanchat None None None

Friday Puzzle (23/06/2017)

Place each of the prime numbers between 2 and 13 so that each number is surrounded by its factors.

triangle

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Winners: @ratanchat @CrazyAlify @the_spiz None None

Friday Puzzle (16/06/2017)

What is the smallest number of transparent square sheets of paper that can be placed over one another to form the pattern shown?

Square grid

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Winners: @HamishTPB @astrotour2010 @CThomasBascan @joefawcett None

Friday Puzzle (09/06/2017)

If Benny is three times as old as Barney will be when Bernie is as old as Benny is now, who is the second oldest?

How old could Bernie, Barney and Benny be?

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Winners: @astrotour2010 None None None None

Friday Puzzle (02/06/2017)

A2473B is a six-digit number in which A and B are single digits.

The number is divisible by 72, each of the six digits is

different and there are no zeroes.

What are the value of A and B?

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Winners: @ratanchat @TonyIMoore @MairLloyd @Fran_ADK @hitmanbretty

Friday Puzzle (26/05/2017)

Let N be the product of the first eleven positive integers.

If ^N⁄_10^xis an integer, what is the maximum possible value of x?

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Winners: @ratanchat @TonyIMoore @omelgot None None

Friday Puzzle (19/05/2017)

In the diagram, how many degrees in total are the four marked angles, in terms of a and b?

angles

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Winners: @astrotour2010 @ratanchat @omelgot @Illtrapatoni @rubiq

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