Math riddles


Next number

What is the next number in the sequence: 32 35 40 44 52 112 ?
Each number in the sequence is a representation of the number 32 in different bases, starting with base 10.
46.70 %
120 votes


A hiking group are on a five day expedition

On the first day they cover one quarter of the total distance. The next day they cover one quarter of what is left. The following day they cover two fifths of the remainder and on the fourth day half of the remaining distance. The group now have 14 miles left, how many miles have they walked?
68.962962 miles
82.02 %
46 votes


Euro 2012 Football

What should be the value of the bottom row in our. Euro 2012 Football themed grid?
115. Each shirt is worth 40, each ball is worth 25 and each scarf is worth 10
79.91 %
34 votes


In a supermarket

In a supermarket, the first 25 customers of the day purchased an average of two items each. After a further 15 customers, the average number of items purchased by each customer rose to eight. What was the average number of items purchased by the last 15 customers only?
70.70 %
40 votes


How many rabbits

You just bought a cute rabbit at a pet store. The rabbit can breed once every month, and deliver 7 babies at a time. How many rabbits do you have after 12 months?
One, it takes two rabbits to breed.
83.45 %
42 votes

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