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?