Directions :- Refer the graph and answer the given questions.
 The following line graph shows the number of products sold by company A and B during six years.

What is the ratio of the total number of products sold by A and B together in 2012 to the total number of products sold in these two companies together in 2015 ?

Find the value of   $$ {(0.75)^3\over1-.75}+[0.75+(0.75)^2+1]$$

If Diagonal of rectangle is 41 cm and one side of Rectangle is 9 cm Then find out Ratio of perimeter and area of Rectangle? 

Direction : What value should come in place question mark(?) in the following questions?

0.75 % of 90 + 0.55 % of 80=?

The average of four consecutive odd numbers is 36. What is the smallest of these numbers?

$$ (17)^{2} + 6 × (13)^{2}-212×6$$

Study the following table and answer the equation:
Number of cars sold by dealers A, B, C, D and E during first six months of 2018.

The ratio of the total number of cars sold by dealer B in January, April and June to the total number of cars sold by dealers A and D in March is:

1-[5-{2+(-5+6-2)2}] is equal to