10ticks Friday Puzzle

This week's Friday Puzzle

A fork handle and a candle cost £7.25.

A fork handle costs £4.95 more than a candle.

What is the cost of three fork handles and four candles?

Friday Puzzle (22/05/2020)

It is 10 minutes past ten.

On an analogue clock, what is the smaller angle between the hour hand and minute hand?

Friday Puzzle (15/05/2020)

A flag pole is painted in three colours.

¹/₃ is red, ¹/₂ is yellow and the other 2 m is painted blue.

How tall is the flag pole?

Friday Puzzle (01/05/2020)

At school, 70% of students asked like fish and 80% of the students said they liked chips.

a). What is the maximum percent of students asked who could like both fish and chips?

b). What is the minimum percent of students who could like fish and chips?

Hint: Venn diagrams help!

Friday Puzzle (24/04/2020)

Alan buys three different books for £15.37.

None are free.

1 book costs 4 times another.

1 book costs 5 times another.

What is the price of the cheapest book?

No book prices are rounded.

Friday Puzzle (03/04/2020)

65 = 1² + 8²     or    4² + 7²

65 can written as the sum of two exact squares in two different ways.

5525 can be written as the sum of two exact squares in six different ways.

Find them.

Friday Puzzle (27/03/2020)

Simplify

√1 × √2 × √3 × √4 × √5 × √6 × √7 × √8 × √9 × √10

No calculator, think pairs! 

Friday Puzzle (20/03/2020)

Jane buys three different bricks for £10.50.

None are free.

1 brick costs 3 times another.

1 brick costs 8 times another.

What is the price of the cheapest brick?

Friday Puzzle (13/03/2020)

Find two numbers, neither of which has a 0 digit, whose product is 1 000 000 (one million).

Friday Puzzle (06/03/2020)

I’m thinking of a number.

It is the sum of all the natural numbers from 1 to 1000.

What is the number?