Quantitative Aptitude - Arithmetic Ability Questions

What is the value of tan 6° tan 36° tan 84° tan 54° tan 45°?

The bar chart given shows the sales of 3 types of cars in the Indian automotive industry over 4 years. All the sales figures have been shown in terms of 000 units.

If all the 3 categories increase by same rate in 2013 over 2012 as they did in 2012 over 2011, then what will be the total approximate sales (in ‘000 units) of all the 3 categories taken together in year 2013?

The length of diagonal of a square is 9√2 cm. The square is reshaped to form a triangle. What is the area (in sq.cm) of largest in circle that can be formed in that triangle?

A car travels a certain distance at 32 km/h and comes back at 68 km/h. What is the average speed for total journey?

What is the simplified value of (cotA + tan B)/(cot B + tan A)?

If cost price of 5 cars is equal to selling price of 4 cars. Find the percentage of profit or loss?

The average age of 19 boys in a class is 21 years. If the teacher's age is included, the average increases to 22 years. What is the teacher's age?

If α + β = 90° and α:β = 2:1, then the ratio of cosα to cosβ is