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SAI INTERNATIONAL SCHOOL

CLASS – VII,
SUB: MATHS
CHAPTER-8: COMPARING QUANTITIES

SUBTOPIC: CONVERTING RATIO TO PERCENTAGE

HOME ASSIGNMENT:

1. Express each of the following ratios as percent:

(i) 3: 16

(ii) 2: 5

(iii) 1: 8

(iv) 9: 4

2. Express each of the following ratios as percent:

(i) 65: 80

(ii) 1: 3

(iii) 2: 3

(iv) 7: 5

(v) 1: 4

3. Convert each of the following ratios as percent’s:

(i) 4: 5

(ii) 2: 3

(iii) 1: 5

(iv) 11: 125

(v) 30: 80

4. Reena’s mother said, to make idlis, you must take two parts rice and one parturad
dal. What percentage of such a mixture would be rice and what percentage would be
urad dal?

5. If  250 is to be divided amongst Ravi, Raju and Roy, so that Ravi gets two parts,
Raju three parts and Roy five parts. How much money will each get? What will it be in
percentages?