Transum Mathematics Puzzles

Figure out the percentage of choir members that do not have blue eyes from the clues given.

What do the four digit numbers typed into a calculator using four keys at the corners of a rectangle have in common?

Work out the house numbers from the clues about the mean, median and mode.

What time was the clock in the mirror really showing?

Find a pandigital number that is delightfully divisible.

Can you find five integers that multiply together to give twelve?

What is the largest square that can be drawn in the corner of a 10cm by 15cm rectangle that does not cross the diagonal of the rectangle?

A question about the average speed required for the second half of the marathon.

Aynuk and Ayli cut half of the lawn each. How long is each side of the square lawn?

A really wonderful answer to the missing pound puzzle.

Split the number 45 into four parts according to the given information.

Work out the weight of the potatoes after they have been left out in the sun to dry.

Work out the bank balance given information about the transposition error.

Work out the number of sheep owned by Percy and Patsy from the given clues.

Can you time exactly nine minutes using the four and seven minute egg timers?

What is sum of all the four digit numbers containing all of the digits one to four?

What is the probability that two random numbers are both even if they are not both odd?

Calculate the number of regions in a circle formed by intersecting chords.

Can you work out the number of children in the Numlove family given the clues about brothers and sisters?

What mark is required in the last exam to achieve an 80% overall average?