NSTSE (National Science Talent Search Exam Unified Council) Class 7: Questions 617  624 of 1732
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Question number: 617
» Mathematics » Comparing Quantities
Question
A positive number is by mistake divided by 5 instead of being multiplied by 5. What is the % error (approximately)?
Choices
Choice (4)  Response  

a.  87% 

b.  96% 

c.  89% 

d.  97% 

Question number: 618
» Mathematics » Algebraic Expressions
Question
To get the value of b, ________ is to be divided on either side of equation (method of elimination).
Choices
Choice (4)  Response  

a.  0 

b.  5 

c.  60 

d.  7 

Question number: 619
» Mathematics » Perimeter and Area
Question
In a parallelogram ABCD, diagonal AC measures 51 m and the perpendicular distance of AC from either of the vertices B and D is 24 m. Find the area of parallelogram.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 620
» Mathematics » Integers
Question
Positive of a negative integer is
Choices
Choice (4)  Response  

a.  Zero 

b.  Negative 

c.  Positive 

d.  None of the above 

Question number: 621
» Mathematics » Integers
Question
The + ve integer whose product with 1 is
Choices
Choice (4)  Response  

a.  0 

b.  Positive 

c.  Negative 

d.  None of the above 

Question number: 622
» Mathematics » Comparing Quantities
Question
A number P exceeds Q by 40%. By what percent is P more than Q?
Choices
Choice (4)  Response  

a.  40% 

b.  30% 

c.  28.6% 

d.  20.5% 

Question number: 623
» Mathematics » Integers
Question
Multiplication is distributed over ________ and ________ in integer.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 624
» Mathematics » Perimeter and Area
Question
The area of a triangular field is 3 hectares. If its altitude is 600 m, find the corresponding base.
Choices
Choice (4)  Response  

a.  100 cm 

b.  50 m 

c.  100 m 

d.  None of the above 
