Logic Puzzles

Puzzles:

Logic 41

What is the next number is the following sequence?

2, 4, 6, 30, 32, 34, 36, 40, 42, 44, 46,50, 52, 54, 56, 60, 62, 64, 66, __

Logic 42

A car sets out on a thirty mile trip and halfway the average speed is 30 mph. At what speed must the car travel so that the overall average speed is 40 mph?

Logic 43

What two letters complete the sequence?

M Y V S E H M S J R S N U S _ _

Logic 44

Each brick in the pyramid contains a number that is equal to the sum of the values contained in the bricks directly below.

Find the value of the brick labelled X.

Logic 45

A pair of cogs contain 35 and 24 teeth respectively.

The left hand wheel begins turning in a clockwise direction.

How many full rotations must the left hand wheel make so that the arrows on both cogs are pointing upwards?

Logic 46

What number should replace the question mark?

233714
 
83811
 
6397
 
9?12

Logic 47

What is the next number is the following sequence?

1, 11, 21, 1112, 3112, 211213, ______

Logic 48

A farmer keeps pigs and chickens.
The farmer counts 73 heads and 230 feet.
How many chickens are there?

Logic 49

Find the value of the missing number.

  • 277
  • 98
  • ?
  • 14
  • 4

Logic 50

An amount of money is shared between five children.

Alice gets one third, Bob gets one quarter, Claire gets one fifth, Darren gets one sixth, and Erika gets £12.

How much money was there in total?

Puzzles: