DAY 246:

Today’s Challenge

The seven musical letters, A-G, in the three sections below each contain an addition calculation.  Which is the only letter that has the same answer in all three sections?

  • Section 1

E: 11+6    G: 7+7    C: 10+4    A: 13+6    B: 9+4    F: 8+8    D: 9+3

  • Section 2

A: 11+5    C: 13+5    F: 9+6    E: 15+3    D: 6+6     B: 8+5    G: 7+6

  • Section 3

C: 11+3    B: 11+2    D: 7+4    G: 14+1    F: 12+3    E: 14+3    A: 15+4

Visit FlagMath.com for details of similar numerical challenges in our card game.

The 7puzzle Challenge

The playing board of the 7puzzle game is a 7-by-7 grid containing 49 different numbers, ranging from up to 84.

The 1st & 4th rows of the playing board contain the following fourteen numbers:

2    3    9    10    14    15    22    32    35    40    44    54    60    72

Which two separate numbers, when 9 is added to them, each become square numbers?

Make 246 Challenge

Can you arrive at 246 by inserting 3, 4, 5, 6 and 7 into the gaps below?

(◯×◯+◯×◯)×◯ = 246

Answers can be found here.

Click Paul Godding for details of online math tuition. Wherever you are in the world, please get in touch.

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