0
Q:

The average of a series of 21 numbers is equal to 43. The averageof the first eleven of them is 33. The average of the last eleven numbers is 53. The eleventh number of the series is:

 

A) 43 B) 47
C) 33 D) 46

Answer:   A) 43



Explanation:
Q:

The given Bar Graph presents the Imports and Exports of an item (in tonnes) manufactured by a company for the five financial years, 2013-2014 to 2017-2018.

The given Bar Graph presents the Imports and Exports of an item (in tonnes) manufactured by a company for the five financial years, 2013-2014 to 2017-2018.

 

A) 2016-2017 B) 2014-2015
C) 2015-2016 D) 2017-2018
 
Answer & Explanation Answer: A) 2016-2017

Explanation:
Report Error

View Answer Report Error Discuss

0 87
Q:

The ratio of the areas of two triangles ABC and PQR is 4: 5 and the ratio of their heights is 5 : 3. The ratio of the bases of triangle ABC to that of triangle PQR is:

 

A) 25 : 12 B) 12 : 25
C) 11 : 15 D) 15 : 11
 
Answer & Explanation Answer: B) 12 : 25

Explanation:
Report Error

View Answer Report Error Discuss

0 77
Q:

The ratio between the speeds of two trains is 5 : 7. If the first train covers 300 km in 3 hours, then the speed (in km/h) of the first train is:

 

A) 120 B) 140
C) 150 D) 100
 
Answer & Explanation Answer: D) 100

Explanation:
Report Error

View Answer Report Error Discuss

0 50
Q:

Select the Venn diagram that best illustrates the relationship between the following classes.
Metal, Iron, Mercury

 

A) B)
C) D)
 
Answer & Explanation Answer: A)

Explanation:
Report Error

View Answer Report Error Discuss

0 91
Q:

The average age of fifteen persons is 32 years. If two more persons are added, then the average is increased by 3 years. The new persons have age difference of 7 years. The age (in years) of the younger among the new persons is:

 

A) 50 B) 58
C) 54 D) 61
 
Answer & Explanation Answer: C) 54

Explanation:
Report Error

View Answer Report Error Discuss

0 125
Q:

Two numbers are in the ratio 3 : 4. On increasing each of them by 30, the ratio becomes 9 : 10. The sum of the numbers is:

 

A) 35 B) 30
C) 32 D) 25
 
Answer & Explanation Answer: A) 35

Explanation:
Report Error

View Answer Report Error Discuss

0 80
Q:

The given Bar Graph presents the number of students of two schools for six years.

What is the ratio of students taken for all years together from School B to that from school A ?

 

A) 370 : 429 B) 415 : 401
C) 401 : 415 D) 429 : 370
 
Answer & Explanation Answer: A) 370 : 429

Explanation:
Report Error

View Answer Report Error Discuss

0 536
Q:

The given Bar Graph presents the number of students of two schools for six years.

In which year, the percentage increase in students in school B is the highest in comparison to its previous year?

 

A) 2010 B) 2013
C) 2009 D) 2011
 
Answer & Explanation Answer: C) 2009

Explanation:
Report Error

View Answer Report Error Discuss

0 811