a 12 cm rod is held between a flashlight and a wall as shown. find the length of the shadow on the wall if the rod is 45 cm from the wall and 15 cm from the light.
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The total cost of 5 kg potato and 7 kg onion is rs. 620 . if the rate of potato increses by 20% and the rate of onion decreses by 10%, the total cost of 3 kg potato and 2 kg hy can I get ur intro onion will be rs.252. by what percent the cost of 1 kg onion is more or less than the cost of 1 kg potato ? find it
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