Question

I.Do as directed :
1. Divide 72cm long string into two parts in the ratio 5 : 3. [2]
2. Find the fourth proportion of 5,9 and 45. [2]
3. Find the mean proportion between 16 and 4. [2]
4. Express each of the given ratios in its simplest form. [2]
a) 50kg : 1 Quintal .
b) 3 hours : 1 day.
5. Find the third proportion of 27 and 9 . [3]
6. The ratio between two numbers is 5 : 9 .Find the numbers, if their HCF is 16. [3]
7. The angles of a triangle are in the ratio 3: 2: 7 .Find each angle . [3]
8. If A : B = 3: 5 and B : C = 4: 7 , find A : B : C . [3]
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Answer 1

Answer:

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Step-by-step explanation:

3h3h3h4hmy5hj4h5wjw55wj4q44j

3j

4h

4j3h2kwkwvq

sorry for this