# decision mathematics help !!

Watch
Announcements
Thread starter 2 months ago
#1
decision mathematics 1, a level

so in exercise 5A , question 2 b, can someone explain why the shortest way is 20? it says the answer is ABECEDEBA (20) but cant u do ABEDECBA which is 19 ?

i recently started decision maths and this is eating at me someone tell me what im doing wrong
0
2 months ago
#2
(Original post by dibamalik1)
decision mathematics 1, a level

so in exercise 5A , question 2 b, can someone explain why the shortest way is 20? it says the answer is ABECEDEBA (20) but cant u do ABEDECBA which is 19 ?

i recently started decision maths and this is eating at me someone tell me what im doing wrong
Can you post a screenshot/photo of the question? Doubt I have access to the textbooks still even if I could remember my login haha
1
Thread starter 2 months ago
#3
(Original post by Lemur14)
Can you post a screenshot/photo of the question? Doubt I have access to the textbooks still even if I could remember my login haha

the quality isn’t great but here
0
1 month ago
#4
(Original post by dibamalik1)

the quality isn’t great but here
Apologies, must have missed this
To me it seems you're correct, however I am 2 years out of A level now, so I may have forgotten something important in terms of solving it...
the textbooks did often have mistakes in though, so I wouldn't be surprised!
0
X

new posts
Back
to top
Latest
My Feed

### Oops, nobody has postedin the last few hours.

Why not re-start the conversation?

see more

### See more of what you like onThe Student Room

You can personalise what you see on TSR. Tell us a little about yourself to get started.

### Poll

Join the discussion

#### Have you experienced financial difficulties as a student due to Covid-19?

Yes, I have really struggled financially (82)
18.68%
I have experienced some financial difficulties (125)
28.47%
I haven't experienced any financial difficulties and things have stayed the same (164)
37.36%
I have had better financial opportunities as a result of the pandemic (55)
12.53%
I've had another experience (let us know in the thread!) (13)
2.96%

View All
Latest
My Feed

### Oops, nobody has postedin the last few hours.

Why not re-start the conversation?

### See more of what you like onThe Student Room

You can personalise what you see on TSR. Tell us a little about yourself to get started.