Directions: Study the following bar graph carefully to answer the questions.

If the yield per acre is arranged in ascending order, then what is the difference between the yield per acre of first three countries and last three countries?

Directions: Study the following bar graph carefully to answer the questions.

The yield per acre produced by Bangladesh is what percent of the total yield per acre produced by all countries?

4% of the selling price of an article is equal to 5% of its cost price. Again 20% of the selling price is Rs. 120 more than 22% of its cost price. The ratio of cost price & selling price is 

Atm of ₹2.400. amounts to ₹3,264 in 4 years at a certain rate of simple interest. If the rate of interest is increased by 1% the same sum in the same time would amount to-

if  $${5x-{5\over x}+6=0}$$, then $$x^2+{1\over x^2}$$ is

While selling a watch, a shop- keeper gives a discount of 5%. If he gives a discount of 7%, he earns ₹15 less as profit. The marked price of the watch is 

if $$a+{1\over a}=5$$, then what is the value of $$a^3+{1\over a^3}$$

Directions: The bar diagram given below shows the productions (in the unit of thousand pieces) of three types of biscuits by a company in the five consecutive years. Study the diagram and answer the following questions.

The difference (in the unit of thousand pieces) between the total number of cream cracker biscuits manufactured in the years 1993, 1995 and 1997 and the total number of the biscuits of same type in the years 1994 and 1996 is