Mental AbilityBasic Arithmetic (NCO Cyber Olympiad Class 7): Questions 72  79 of 122
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Question number: 72
» Mental Ability » Basic Arithmetic
Question
A shopkeeper declares a sale of sarees, giving 20 % discount. If the net sale price of a saree is rupees 1000, what is its market price?
Choices
Choice (4)  Response  

a.  500 Rs. 

b.  952 Rs 

c.  550 Rs. 

d.  1120 Rs 

Question number: 73
» Mental Ability » Basic Arithmetic
Question
The product of two numbers is . If one of the number is , fined the other.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 74
» Mental Ability » Basic Arithmetic
Question
The value of is
Choices
Choice (4)  Response  

a.  60 

b.  40 

c.  20 

d.  30 

Question number: 75
» Mental Ability » Basic Arithmetic
Question
Which is lowest in
Choices
Choice (4)  Response  

a. 


b.  0.9 

c. 


d.  All of the above 

Question number: 76
» Mental Ability » Basic Arithmetic
Question
If the area of a triangle with base z is equal to the volume of a cube with edge z, then the altitude of the triangle is
Choices
Choice (4)  Response  

a.  z 

b.  3z 

c. 


d. 


Question number: 77
» Mental Ability » Basic Arithmetic
Question
Two poles 14 m and 7 m high stand upright in a ground. If their feet are 24 m apart, find the distance between tops.
Choices
Choice (4)  Response  

a.  39 m 

b.  35 m 

c.  30 m 

d.  25 m 

Question number: 78
» Mental Ability » Basic Arithmetic
Question
If = 0.027, then will be ________
Choices
Choice (4)  Response  

a.  0.125 

b.  0.25 

c.  1 

d.  0.0625 

Question number: 79
» Mental Ability » Basic Arithmetic
Question
A train 800 meters long is running at a speed of . If it crosses a tunnel in 1 minute, then the length of the tunnel (in meters) is.
Choices
Choice (4)  Response  

a.  540 

b.  500 

c.  360 

d.  130 
