Directions: Read the pie chart carefully and answer the following questions.

Note: No new employees joined the given banks of left the given banks from January 2015 to December 2015.

In January 2016, some Scale I Officers resigned from Bank C and all of them joined Bank B. If the resultant respective ratio between the number of Scale I Officers in Bank C and that in Bank B is 24 : 13, what is the number of Scale I Officers who resigned from Bank C?

Directions : The pie graph indicates the break-up of the cost of construction of a house. Assuming that the total cost of construction is Rs 6,00,000, answer the following questions. 

The percentage of the total cost of construction spent on cement, steel and supervision is :  

While selling a cooler, a shopkeeper gives a discount of 10% on the marked price. If he gives a discount of 12% he earns ₹ 35 less as profit. The marked price of the cooler is 

There is 40% sugar in 3 liters of sugar solution, what percentage of sugar will be in the new solution if one liter of water is added to this solution?

The marked price of an item was ₹5,000. While selling the item, the seller offered successive discounts of 15% and 5%. What was the final selling price of the item?

If 20% of (A+B) = 50% of B, then Value of $${2A-B}\over {2A+B}$$ is 

Out of 20 boys, 6 are each of 1 m 15 cm height, 8 are of 1 m 10 cm and rest of 1 m 12 cm. The average height of all of them is

In the given question, two equations numbered l and II are given. Solve both the equations and mark the appropriate answer.

I. x² + 7x + 10 = 0

II. y² + 5y + 4 = 0