# Maths question: 2 oranges, 3 bananas and 4 apples cost £15, how much...?

Working through some sample questions for an aptitude test on a company's website, and there's one type of question that I just can't figure out. Can anyone explain precisely how to go about calculating this? I've tried substituting, but, well... It's been a long time since I've done much...
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Working through some sample questions for an aptitude test on a company's website, and there's one type of question that I just can't figure out. Can anyone explain precisely how to go about calculating this? I've tried substituting, but, well... It's been a long time since I've done much maths like that!

Thanks for any help!

2 oranges, 3 bananas and 4 apples cost £15.

3 oranges 2 bananas and 1 apple cost £10.

How much do 3 oranges, 3 bananas and 3 apples cost?

Thanks for any help!

2 oranges, 3 bananas and 4 apples cost £15.

3 oranges 2 bananas and 1 apple cost £10.

How much do 3 oranges, 3 bananas and 3 apples cost?

Update:
Oh no! Would just like to edit to say that these are just SAMPLE questions for the actual aptitude test that would be given if I got an interview. I haven't even applied yet, don't see the point if I can't do these silly questions!

Update 2:
All equations are there. Perhaps the final equation is that 3o + 3b + 3a = x..?

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