Problema Solution
At Carpark P, the number of lorries to that of vans was in the ratio of 3:7.At Carpark Q, the number of lorries to that of vans was in the ratio 8:9. when 40% more lorries from an industrial park entered Carpark P, and 20% of the vans at Carpark Q moved to Carpark P, there were 76 fewer lorries at Carpark P than at Carpark Q. How many vehicles were there altoghether at the two carparks finally?
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Answer provided by our tutors
The solution is as follows:
Carpark P
L : V
3 : 7
= 15 : 35
Carpark Q
L : V
8 : 9
= 40 : 45