abiatorPROBLEM-SOLVING CHALLENGE #911
PROBLEM:

Mr and Mrs Xonk have four children. They have an seven-year old daughter and triplet boys.
If the sum of the ages of the four children is 22, how old are the triplets?

[Hint 1]   [Hint 2]  [Hint 3]  [ANSWER]



PROBLEM:

Joanne has $55. She has some $2 coins and some $5 and $10 notes. When Joanne counts her money, she finds she has a total of eleven (11) $2 coins and $5 and $10 notes!

She has the same number of $5 as $10 notes, how many $2 coins does she have?

[Hint 1]  [Hint 2]   [Hint 3]  [ Hint 4]   [ANSWER]



PROBLEM:

Name the perimeter of a square which has an area of 64 square centimetres?

[Hint 1]  [Hint 2]   [Hint 3]  [ Hint 4]   [ANSWER]



PROBLEM:

Name the perimeter of a square which has an area of 81 square centimetres.

[Hint 1]  [Hint 2]   [Hint 3]  [ Hint 4]   [ANSWER]

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