Page 47 - Start Up Mathematics_7

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2. Salil wants to put a picture in a frame. The picture is 7 cm wide.
5
3
To fit in the frame the picture cannot be more than 7 cm wide. How much should the picture
10
be trimmed?
3. Which of the drawings (a) to (d) show:
1 1 2 1
(i) 2 × (ii) 2 × (iii) 3 × (iv) 3 ×
5 2 3 4

(a) (b)

(c) (d)

1 2
4. Shade: (i) of the circles in box (a) (ii) of the triangles in box (b)
2 3
3
(iii) of the squares in box (c).
5

(a) (b) (c)

5. Vidya and Pratap went for a picnic. Their mother gave them a water bottle that contained
2
5 litres of water. Vidya consumed of the water. Pratap consumed the remaining water.
5
(i) How much water did Vidya drink?
(ii) What fraction of the total quantity of water did Pratap drink?
6. Saili plants 4 saplings, in a row, in her garden. The distance between two adjacent saplings
3
is m. Find the distance between the first and the last sapling.
4 3
7. A car runs 16 km using 1 litre of petrol. How much distance will it cover using 2 litres of
4
petrol.
8. Find the reciprocal of each of the following fractions. Classify the reciprocals as proper
fractions, improper fractions and whole numbers.
3 5 9 6
(i) (ii) (iii) (iv)
7 8 7 5

12 1 1
(v) (vi) (vii)
7 8 11

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