If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23. Finish the solution so that it returns the sum of all the multiples of ...

If you’re new to running, picking out a pair of shoes is the biggest decision you may need to make. A good pair of running shoes will keep your feet comfortable as you get into a routine. When you’re ...