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# Monthly Archives: August 2020

## DAY/DYDD/GIORNO/NAP 220:

The Main Challenge The ten letters, A-J, in the following two sections each contains a calculation. Which is the only letter that has the same answer in both sections? Section 1 E:6÷6 I:5+1 G:3+2 A:10–2 J:4+3 C:5×1 … Continue reading

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## DAY/DYDD/GIORNO/NAP 219:

The Main Challenge Read the following facts: I am a 2-digit number, both my digits are odd, the sum of both digits is less than 10, my 1st digit is smaller than my 2nd digit, and I am a multiple of 3. … Continue reading

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## DAY/DYDD/GIORNO/NAP 218:

The Main Challenge From all the odd numbers in the range 1-23 inclusive, eliminate all prime numbers and multiples of 3. Which is the only number that remains? The 7puzzle Challenge The playing board of the 7puzzle game is a 7-by-7 grid containing … Continue reading

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## DAY/DYDD/GIORNO/NAP 217:

The Main Challenge What is the sum of the first SEVEN 2-digit even numbers? The 7puzzle Challenge The playing board of the 7puzzle game is a 7-by-7 grid containing 49 different numbers, ranging from 2 up to 84. The 3rd & 4th rows of the … Continue reading

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## DAY/DYDD/GIORNO/NAP 216:

The Main Challenge From the list of ten numbers below, find FOUR combinations that total 50, where each combination must contain three different numbers. The numbers are allowed to appear in more than one combination: 7 9 10 … Continue reading

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## DAY/DYDD/GIORNO/NAP 215:

The Main Challenge By using the four numbers 0.5, 2, 2 and 2 exactly once each, can you arrive at the target answer of 7 with the four arithmetical operations + – × ÷ available to use? The 7puzzle Challenge The playing board of the 7puzzle … Continue reading

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## DAY/DYDD/GIORNO/NAP 214:

The Main Challenge By using the numbers 4, 5, 7 and 8 exactly once each, and with the four arithmetical operations + – × ÷ available, can you arrive at the target answer of 12 in two different ways? The 7puzzle Challenge The playing board of the … Continue reading

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