How Many Plain Chocolates with Soft-Centers Are in the Kiddimix Box?

[Natasha1]

Homework Statement

A box of kiddimix contains 20 chocolates of which 8 are plain chocolates and 12 are milk chocolates. If 16 of the 20 have soft-centres, what can you say about how many plain chocolates there are with soft-centres?

Homework Equations

You can say there are 8/20 plain chocolates and 12/20 milk chocolates
16/20 are soft-centres
4/20 are non-soft centres.

The Attempt at a Solution

What can you say about how many plain chocolates there are with soft-centres?
Well you can for sure say there are 16/20 soft-centres but what can I say about the plain chocolates with soft-centres? Please help...

 

[SammyS]

Homework Statement

A box of kiddimix contains 20 chocolates of which 8 are plain chocolates and 12 are milk chocolates. If 16 of the 20 have soft-centres, what can you say about how many plain chocolates there are with soft-centres?

Homework Equations

You can say there are 8/20 plain chocolates and 12/20 milk chocolates
16/20 are soft-centres
4/20 are non-hard centres.

The Attempt at a Solution

What can you say about how many plain chocolates there are with soft-centres?
Well you can for sure say there are 16/20 soft-centres but what can I say about the plain chocolates with soft-centres? Please help...

What is the fewest number of plain chocos with soft centers?

Also, have you looked at your recent threads?

 

[Natasha1]

Is it 1?

 

[SammyS]

Is it 1?

If that's correct, then the other 15 with soft centers must be milk chocolate. Is that a problem?

Also, have you looked at your recent threads?

 

[Natasha1]

What's wrong with my threads?

 

[SammyS]

What's wrong with my threads?

I think there have been several replies.

 

[Natasha1]

I keep an eye on all my threads and appreciate immensely all the replies

 

[Natasha1]

Then it must be 4 plain soft chocolates with soft centres as there are 12 milk chocolates. Still not very clear as why though

 

[SammyS]

Then it must be 4 plain soft chocolates with soft centres as there are 12 milk chocolates. Still not very clear as why though

It would be difficult for 15 out of 12 milk chocolates to have soft centers, would it not?

 

[SammyS]

I keep an eye on all my threads and appreciate immensely all the replies

I'm pretty sure that most of those who take the time to respond to these threads, appreciate knowing that the replies are being read and understood.

 

[Natasha1]

So the answer to the question is... We can say there are 4 plain chocolates with soft-centres

 

[Natasha1]

I have responded to al my threads now

 

[haruspex]

So the answer to the question is... We can say there are 4 plain chocolates with soft-centres

... at least 4 ...

 

[Natasha1]

at least 4 and the maximum possible is 8 plain chocolates with soft-centres