71.

A 1.6 m tall observer is 45 m away from a tower. The angle of elevation from his eye to the top of the tower is 30°, then the height of the tower (in m) is:

• 25.98

• 26.58

• 27.58

• 27.98

The following pie-chart shows proportion of population of seven villages in 2009. Study the pie-chart and answer the questions that follow:

If the below poverty line population of the village 'X' is 12160, then the population of village 'S' is

• 18500

• 20500

• 22000

• 20000

The following pie-chart shows proportion of population of seven villages in 2009. Study the pie-chart and answer the questions that follow:

The ratio of the below poverty line population of village 'T' to that of the below poverty line population of village 'Z' is

• 11 : 23

• 13 : 11

• 23 : 11

• 11 : 13

The following pie-chart shows proportion of population of seven villages in 2009. Study the pie-chart and answer the questions that follow:

If the population of the village 'R' is 32000, then the below poverty line population of village 'Y' is:

• 14100

• 15600

• 16500

• 17000

The following pie-chart shows proportion of population of seven villages in 2009. Study the pie-chart and answer the questions that follow:

In 2010, the population of 'Y" and 'V' increases by 10% each and the percentage of population below poverty line remains unchanged for all the villages. If in 2009, the population of village Y was 30000, then the below poverty line population of village 'V' in 2010 is ...............

• 11250

• 12760

• 13140

• 13780