We'd like to remind Forumites to please avoid political debate on the Forum... Read More »
We're aware that some users are experiencing technical issues which the team are working to resolve. See the Community Noticeboard for more info. Thank you for your patience.
📨 Have you signed up to the Forum's new Email Digest yet? Get a selection of trending threads sent straight to your inbox daily, weekly or monthly!
E: 29/02 Win a Touchscreen Sudoku hand held game (x2 - email)
Options
One-Eye
Posts: 69,905 Forumite
Mensa Details
Assume you are using a basic calculator and press the numbers in the order shown, replacing each question mark with a mathematical sign.
Plus, minus, multiply and divide can each be used once only.
How many possible ways are there to score 11?
8 ? 3 ? 4 ? 5 ? 7 = 11
Email the answer with your full name and address to [EMAIL="puzzles@mensa.org.uk"]puzzles@mensa.org.uk[/EMAIL]
Subject: February 2012 Prize Puzzle - Mensa Website Competition
In case anybody wants to try it themselves I have blanked out my answer - If you click and hold your mouse button down on the words "Suggested Answer" below then drag your mouse down the page the answer will be revealed.
Suggested Answer:-
Answer = 2
8 – 3 x 4 / 5 + 7 = 11 and 8 x 3 – 4 / 5 + 7 = 11
Congratulations to last month's winners: K Louise from Milton Keynes and K Heywood from Lincolnshire. The correct answer was: 97.
Assume you are using a basic calculator and press the numbers in the order shown, replacing each question mark with a mathematical sign.
Plus, minus, multiply and divide can each be used once only.
How many possible ways are there to score 11?
8 ? 3 ? 4 ? 5 ? 7 = 11
Email the answer with your full name and address to [EMAIL="puzzles@mensa.org.uk"]puzzles@mensa.org.uk[/EMAIL]
Subject: February 2012 Prize Puzzle - Mensa Website Competition
In case anybody wants to try it themselves I have blanked out my answer - If you click and hold your mouse button down on the words "Suggested Answer" below then drag your mouse down the page the answer will be revealed.
Suggested Answer:-
Answer = 2
8 – 3 x 4 / 5 + 7 = 11 and 8 x 3 – 4 / 5 + 7 = 11
Congratulations to last month's winners: K Louise from Milton Keynes and K Heywood from Lincolnshire. The correct answer was: 97.
0
Comments
-
I can only make one way. Are there more?0
-
If you click on "suggested answer" and drag down, One Eye has revealed her answer.
0 -
I missed that.
And I'm in Mensa (hangs head in shame).0
This discussion has been closed.
Confirm your email address to Create Threads and Reply
Categories
- All Categories
- 350.8K Banking & Borrowing
- 253K Reduce Debt & Boost Income
- 453.4K Spending & Discounts
- 243.7K Work, Benefits & Business
- 598.5K Mortgages, Homes & Bills
- 176.8K Life & Family
- 256.9K Travel & Transport
- 1.5M Hobbies & Leisure
- 16.1K Discuss & Feedback
- 37.6K Read-Only Boards