A construction kit contains short rods and long rods with a combined total length of 1200 cm.
Each short rod is 20 cm long and each long rod is 50 cm long.
The ratio
number of short rods : number of long rods=5:4 \text{number of short rods : number of long rods} = 5 : 4 number of short rods : number of long rods=5:4Work out how many long rods are in the kit.
Practise Edexcel GCSE Maths Ratio with exam-style questions for Foundation and Higher tier. 93 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.