May 2014 Logic & Maths Puzzles

May 2014 Logic & Maths Puzzles

1. What is the smallest whole number that is equal to twice the sum of its digits?

2. If I had 1½ apples more, I’d have 1½ times as many apples as I have now.
How many apples do I have now?

3. Untitled Capture-01

4. In the two designs below, combinations of cubes are stacked together.
All the rows are complete unless you can see their end. In other words, you can assume that there are some unseen cubes behind the visible ones.
Based on the visual evidence, state how many cubes are in each of the two designs.
Untitled Capture-03

5. Untitled Capture-04
Which one of the four cards, (a, b, c or d) has a pattern which is not found in the coloured grid below?
Untitled Capture-06

6. A fish weighs two tonnes plus half its weight. What is the weight of the fish?

7. Untitled Capture-07
Mr Smith often exercises his dog by going for a walk while throwing a frisbee for his dog to retrieve. In what direction should he throw the frisbee so that the dog gets the maximum work-out?

8. In Spanish speaking countries, these two sentences are closely associated with a certain skill. What skill?

El veloz murciélago hindú comía feliz cardillo y kiwi. La cigüeña tocaba el saxofón detrás del palenque de paja.

9. MEN-JJ09-clothesline1
Sandra, Kerry and Paul have each hung three items on the clothesline: a jumper, a shirt and a towel.
Of each person’s three items, one is spotted, one is striped and one is plain.
No-one has the same item of clothing in the same design as either of the other two.
For example, Kerry owns the only striped jumper, and Sandra owns the only spotted shirt.
If Sandra’s jumper is the same design as Paul’s towel and Paul’s jumper is the same design as Kerry’s Towel
a. Who own the spotted jumper?
b. Is Sandra’s towel spotted, striped or plain?
c. Who owns the striped shirt?
d. Is Paul’s towel spotted, striped or plain?

10. An English rally driver was invited to enter his car in an American Rally.
He soon noticed that he was not getting the same mileage per gallon as he was used to getting at home. Why was this?


SOLUTIONS

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