 ## SSC GD Mathematics Test 9

Instructions

The line chart given below shows the per acre yield (in million tonnes) of tea of 7 countries.

Question 1

What is average per acre yield (in million tonnes) of these 7 countries?

Question 2

What is the respective ratio of average per acre yield of the 3 countries having the highest yield to average per acre yield of the 3 countries having the least yield?

Question 3

Total per acre yield of India and China is what percent of the total per acre yield of the remaining countries?

Question 4

All the countries are arranged in ascending order of per acre yield. If bottom 2 countries increases their per acre yield by 20% and all other countries increase their per acre yield by 10%, then what is the new average per acre yield (in million tonnes)?

Instructions

For the following questions answer them individually

Question 5

If $$\frac{a^2+b^2}{c^2}=\frac{b^2+c^2}{a^2}=\frac{c^2+a^2}{b^2}=\frac{1}{k}, (k\neq0)$$ then k=?

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