A car consumes a gallon of petrol for every 30km drive. The driver of the car set out on a journey of 420km with 10 gallons of p
etrol in the fuel tank. (I) How many more gallons of petrol we be needed to complete the journey. (ii) Find the cost of petrol used for the journey of 420km if a gallon of petrol cost Ghc 5.50
To find perimeter, you use this equation for a parallelogram: 2l+2w=p Let’s not put the numbers in, 2(12)+2(8) 24+16 40 So b, 40 yards is how much he walked.