A ribbon, 10cm 5mm long, is to be divided in the ratio 1:4. find the length of each part.
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please please its a 20 points question
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1
Answer:
8.4 : 1.1
Step-by-step explanation:
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Length of the ribbon
= 10cm 5mm
= 100mm +5mm
= 105 mm
Ratio = 1:4
let common ratio be x, then;
1x+4x = 105
5x = 105
X = 21
Hence the length of each part will be;
1x = 1×21 = 21mm = 2cm 1mm
4x = 4×21 = 84mm = 8cm 4mm
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