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From E to D (Posted on 2015-04-28)

Easy
3 $ 2 = 15
7 $ 4 = 311
62 $ 13 = 4975
51 $ 43 = ???

Harder:
15 $ 11 = 104
18 $ 7 = 275
62 $ 13 = 3675
24 $ 1 = ???

Difficult:
31 $ 41 = 592
27 $ 18 = 281
16 $ 180 = 339
33 $ 21 = ???

A $ B denotes a function of A and B, unchanged within a section.

See The Solution Submitted by Ady TZIDON

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re: E (if an error) and H solutions only....hint

| Comment 2 of 4 |

Easy: Should 3 $ 2 = 105? no it should not

still, 51 $ 43 = 894 and neither 0894 nor 8994

Harder: ok

Difficult: hint - thnk strngs!

Posted by Ady TZIDON on 2015-04-28 14:28:34

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