NSTSE (National Science Talent Search Exam Unified Council) Class 7: Questions 515  523 of 1732
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Question number: 515
Question
The median of the following data 12,26,41,23,37,18,42,62,9 is
Choices
Choice (4)  Response  

a.  12 

b.  37 

c.  26 

d.  42 

Question number: 516
» Mathematics » Algebraic Expressions
Question
The degree of trinomial is
Choices
Choice (4)  Response  

a.  3 

b.  8 

c.  5 

d.  13 

Question number: 517
» Mathematics » Algebraic Expressions
Question
Simplify:
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 518
» Mathematics » Algebraic Expressions
Question
Ages of two friends are in the ratio 1: 2. If the sum of their ages is 63 then their ages are
Choices
Choice (4)  Response  

a.  42 yrs, 22 yrs 

b.  40 yrs, 30 yrs 

c.  42 yrs, 20 yrs 

d.  21 yrs, 42 yrs 

Question number: 519
Question
If the arithmetic mean of 3,5, 8,4, x and 6 is 5, then x is
Choices
Choice (4)  Response  

a.  10 

b.  7 

c.  8 

d.  4 

Question number: 520
» Mathematics » Rational Numbers
Question
Out of the rational number , , , which is smaller?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  None of the above 

Question number: 521
» Mathematics » Integers
Question
Product of two positive integers and a negative integer is
Choices
Choice (4)  Response  

a.  Negative 

b.  Zero 

c.  Positive 

d.  None of the above 

Question number: 522
» Mathematics » Integers
Question
Multiplying a negative integer for odd times gives a ________ result.
Choices
Choice (4)  Response  

a.  Negative 

b.  0 

c.  Positive 

d.  None of the above 

Question number: 523
» Mathematics » Perimeter and Area
Question
The difference between the length and breadth of a rectangle is 54 m. If the perimeter is m, then the area is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

