IB MAI HL Functions Topic 2.2 Applications of Functions (id: 5a44ac656)

本题目来源于试卷: IB MAI HL Functions Topic 2.2 Applications of Functions，类别为 IB数学

[填空题]
The amount of fuel in a care/ 8yrg2ofil, 2f chj2's tank, V, in litres juseylb58p,bn/ /(he , can be modelled by a linear function, V=mx+ch eb/pyb/5njus(e , l8, where x is the distance driven measured in kilometres.
After driving 100 km, the amount of fuel in the tank is 33 litres.
1.Write down an equation that describes this information.
After driving 250 km, the amount of fuel in the tank is 22.5 litres.
2.Write down an equation that describes this second piece of information.
3.Calculate the amount of fuel in the tank after driving 50 km. V =    litres

参考答案: 36.5±2%


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