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# help Tweet

Maths and statistics discussion, revision, exam and homework help.

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IMPORTANT: You must wait until midnight (morning exams)/4.30AM (afternoon exams) to discuss Edexcel exams and until 1pm/6pm the following day for STEP and IB exams. Please read before posting, including for rules for practical and oral exams. 28-04-2013
1. help
- Ayşe: 1277 ?
- Bora: 8
- Güven: 72
- Ayşe: 1549 ?
- Bora: 10
- Güven: 0
- Ayşe: 1627 ?
- Bora: 7
- Güven: 32
- Ayşe: 4812 ?
- Bora: 6
- Güven: 24
- Ayşe: 2506 ?
- Bora: 4
- Güven: 0
- Ayşe: 1759 ?
- Bora: ?
- Güven: ?
Last edited by onurdmrkrn; 25-07-2012 at 15:29.
2. Re: help
Ayşe: 1277 ?
- Bora: 8 -->> 1+2+7+7=17 -->> 1+7=8
- Güven: 72

- Ayşe: 1549 ?
- Bora: 10 -->> 1+5+4+9=19 -->> 1+9=10
- Güven: 0

- Ayşe: 1627 ?
- Bora: 7 -->> 1+6+2+7=16 -->> 1+6=7
- Güven: 32

- Ayşe: 4812 ?
- Bora: 6 -->> 4+8+1+2=15 --> 1+5=6
- Güven: 24

- Ayşe: 2506 ?
- Bora: 4 -->> 2+5+0+6=13 -->>1+3=4
- Güven: 0

- Ayşe: 1759 ?
- Bora: ? -->> 1+7+5+9=22 -->>2+2=4
- Güven: ??
Last edited by onurdmrkrn; 25-07-2012 at 20:46.
3. Re: help
Hint: try doing exactly the same thing, but with an operation which isn't +. (There aren't many to try!)