# Maths Question Help

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Thread starter 1 month ago
#1
A machine cuts lengths of ribbon from a 40 metre roll.
Each length of ribbon is 30 centimetres to the nearest cm.

Work out the least number and the greatest number of lengths of ribbon that the machine could cut from one roll.
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Thread starter 1 month ago
#2
bump please I beg
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Thread starter 1 month ago
#3
bumppp
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1 month ago
#4
(Original post by Anonymous)
bumppp
Stop bumping .... what are your thoughts?
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Thread starter 1 month ago
#5
(Original post by Muttley79)
Stop bumping .... what are your thoughts?
my thoughts??
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1 month ago
#6
(Original post by Anonymous)
my thoughts??
Like how are you trying to approach the question, what have you done so far and what are you stuck on?
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1 month ago
#7
(Original post by Anonymous)
my thoughts??
Yes - what does 30cm to the nearest cm mean?
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Thread starter 1 month ago
#8
(Original post by muttley79)
yes - what does 30cm to the nearest cm mean?
ub- 30.5
lb-29.5
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1 month ago
#9
(Original post by Anonymous)
ub- 30.5
lb-29.5
So how can you answer the question using that?
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Thread starter 1 month ago
#10
(Original post by Muttley79)
So how can you answer the question using that?
I did 40-30.5 then 40-29.5 and the put the answers in but it was wrong
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1 month ago
#11
(Original post by Anonymous)
I did 40-30.5 then 40-29.5 and the put the answers in but it was wrong
40 metres ... is that divide or subtract?
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Thread starter 1 month ago
#12
(Original post by Muttley79)
40 metres ... is that divide or subtract?
subtract
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1 month ago
#13
(Original post by Anonymous)
subtract
Why ....??
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Thread starter 1 month ago
#14
(Original post by Muttley79)
Why ....??
because
UB=UB-LB
LB=LB-UB
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1 month ago
#15
(Original post by Anonymous)
because
UB=UB-LB
LB=LB-UB
You are trying to find how many pieces can be cut ....
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Thread starter 1 month ago
#16
(Original post by Muttley79)
You are trying to find how many pieces can be cut ....
so do I divide???
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1 month ago
#17
(Original post by Anonymous)
so do I divide???
I've given you enough hints ...
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Thread starter 1 month ago
#18
(Original post by Muttley79)
I've given you enough hints ...
Do I do 40.5/29.5 to find the UB
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1 month ago
#19
(Original post by Anonymous)
Do I do 40.5/29.5 to find the UB
edit: check your units first though , the ribbon is in metres and the pieces in cm
Last edited by laurawatt; 1 month ago
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1 month ago
#20
Sorry I wasn't supposed to give the answer
Last edited by Evamenbzz; 1 month ago
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