HARD NUTS TO CRACK

In the town of Coimbatore, 7% of all telephone subscribers are ex-directory. If you pick 500 people at random from the telephone directory, how many will have ex-directory numbers? Show Answer

Exactly how many minutes is it before six o'clock if 50 minutes ago it was four times as many minutes past three o'clock? Show Answer

If Matthew takes 20 days to write a program, John takes 10 days to write a program and Kev also takes 10 days to write a program, how long will it take the three of them to write one program if they work together? Show Answer

Imagine a grid comprising 20 X 20 squares. How many squares, of any size, in total ? Show Answer

Can you find the hidden country in the following sentence: After falling off the roof at work, Frank's pain was relieved by an ice compress . Show Answer

What is represented by this BrainBat? DO WN Show Answer

The word processor is playing its silly tricks again. This time it has replaced all of the consonants with random ones. I can be at least be thankful that it has left the vowels untouched. Can you find all of the animals? qsaxe eep zoth epessawx feyuv pol Show Answer

Below you will find 15 well-known six letter words, with only their endings remaining. Can you determine the words? ...cil ...hid ...nze ...ese ...lug ...som ...uxe ...uum ...arm ...amo ...rby ...dst ...sai ...too ...fen Show Answer

You have two ropes. Each takes exactly 60 minutes to burn. They are made of different material so even though they take the same amount of time to burn, they burn at separate rates. In addition, each rope burns inconsistently. How do you measure out exactly 45 minutes? Show Answer

Our local scrap merchant had to travel to the county recycling plant, 60 miles away. On the way there he could only manage a steady 12mph, fully laden. On the way back, he could manage a steady 16mph.  He placed 24 gallons of fuel in the tank ready for the round trip, thinking that this would be enough as the wagon managed to travel 8 miles per gallon. Unfortunately, a piece of metal pierced his fuel pipe at the start of the trip and the wagon started to lose 1 gallon of fuel per hour. Luckily he only lost fuel when moving and he lost no fuel whilst unloading his scrap metal. Were 24 gallons enough for the round trip? Show Answer