3/5 of a number is 162. Work out the number.
270
AP
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All answers ▸You and your brother have your pocket money split in the ratio 2:7. If your brother receives £42, how much do you receive?
In a sale, normal prices are reduced by 18%. The sale price of an umbrella is £25.83. Work out the normal price of the umbrella.
Solve simultaneously. x^2+y^2 = 25 ; y - 3x = 13
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