Ellie pays £$$1.50$$ for $$2$$ bananas and $$3$$ apples. Beth pays £$$1.45$$ for $$3$$ bananas and $$2$$ apples. How much does Annabella pay for $$1$$ banana and $$1$$ apple? 
Overseas Competition->Knowledge Point->Word Problem Modules->Equation Word Problems->Multivariate Linear Equation Word Problems->Solving Problems by Solving System of 
Binary Linear Equations with Integer Coefficients 