ArithmeticBasic Statistics (BankPO (IBPS) QuantitativeAptitude): Questions 1  5 of 23
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Question number: 1
» Arithmetic » Basic Statistics
Question
In an entrance exam Ritu scored 56 percent marks, Smita scored 92 % and Rina scored 634 marks. The maximum marks of the examination was 875. What is the average marks scored by all the three girls together?
(IBPS PO 2011)
Choices
Choice (4)  Response  

a.  815 

b.  1929 

c.  643 

d.  690 

Question number: 2
» Arithmetic » Basic Statistics
Question
The average age of number of students in a class is 15 years. The average age of boys are 15.5 years and average age girls are 13.5 years. Find the ratio of boys to girls.
Choices
Choice (4)  Response  

a.  1: 3 

b.  3: 1 

c.  1: 5 

d.  5: 1 

Question number: 3
» Arithmetic » Basic Statistics
Question
Few people from a group decided to go for a movie. The average age of them were 18 years. After a while 15 more decided to join them with average of 22 years. The new average age changed to 20 years. How many people initially planned to go?
Choices
Choice (4)  Response  

a.  20 

b.  15 

c.  10 

d.  25 

Question number: 4
» Arithmetic » Basic Statistics
Question
The average of 9 results is 80. Average of first five results is 75 and of last five is 70. Find the fifth result.
Choices
Choice (4)  Response  

a.  4 

b.  2 

c.  3 

d.  5 

Question number: 5
» Arithmetic » Basic Statistics
Question
The owner of a jewellery shop charges his customers 28 % above the cost price for a specific diamond set. If Emani paid Rs. for that diamond set, then, find the actual cost of the diamond set?
Choices
Choice (4)  Response  

a.  21000 

b.  22250 

c.  21500 

d.  22000 
