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The Robert Smyth School Mathematics Faculty 7iC Innovation & excellence Fractions of quantities 1. Find the fraction of each quantity 2 3 a.) of 80 b.) of 120 5 4 c.) 1 of 90 5 d.) 1 of 360 4 e.) 2 of £12 3 f.) 7 of 5kg 10 g.) 1 of £30 4 h.) 2 of 500m 5 i.) 7 of £8 10 j.) 1 of £25 5 k.) 3 of 6m 8 l.) 3 of £600 20 1 extra free in packets of soap powder. How much extra 5 soap will be given away free with packets that normally contain: 2. A firm decides to give a.) 2kg of powder b.) 1.2kg of powder 3. A newborn baby girl weighed 4kg. In the first three months her weight increased 3 by . How much weight had the baby gained? 5 1 seats have are fitted with headphones 25 so people can hear the announcements. How many headphones are in the stadium? 4. An athletics stadium has 35000 seats. Extension 5. A house costs £30000. A buyer is given a 10% discount. How much money does the buyer save? 6. A man invests £500 in a building society. He gets 5% interest each year. How much interest does he get in a year? 7. An antique vase was bought for £120. Two years later its value increased by 25%. What was the new value of the vase?