Wind flows with a speed of 300 km/h due east. an aeroplane which can fly at a speed of 500km/h wet to air
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The person bought a TV in the January sales which had been reduced by 20 per cent.
If she paid £290 for it, The original price is 362.50.
x - 20x / 100 = 290
80x / 100 = 290
X= 290 * 100 / 80 = 362.50.
Thus, the original price is 362.50.
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