**Today’s Challenge**

Using the numbers 3, 4 and 5 just once each, and with + – × ÷ available, only four of the numbers on the list below are possible to achieve. Which ones are they?

1 3 6 9 10 12 15 18 21 24 27 30

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**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 1st & 7th rows of the playing board contain the following fourteen numbers:

2 4 9 11 14 15 22 24 27 30 40 70 72 77

Which multiple of 5, when subtracting 4 from it, becomes a square number?

**Make 125 Challenge**

Can you arrive at 125 by inserting 5, 10, 15 and 20 into the gaps on each line?

- ◯×◯+◯+◯ = 125
- ◯×◯–◯×◯ = 125
- ◯²–◯×(◯–◯) = 125
- (◯+◯)×(◯–◯) = 125
- ◯×◯+◯+double◯ = 125

**Answers **can be found **here**.

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