The question below starts with 2 parties, one with more and one with less.
The one with less will add more each time in order to catch up with the one with more.
Such question will usually appear in P6 and will appear in paper 2.
Calculator usage is allowed.
Hannah have a collection of 45 seashells and
Oliver have a collection of 72 seashells at first.
Each week, Hannah will add 9 seashells to her collection and
Oliver will add 6 seashells to his collection.
How many weeks will it take Hannah to have the same number of seashells as Oliver?

If the above question is easy, try to do the more challenging question below.
The question below will randomize with different numbers every hour.
Copy below questions down before making attempt.