NSTSE (National Science Talent Search Exam Unified Council) Class 7: Questions 1202  1207 of 1732
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Question number: 1202
» Mathematics » Comparing Quantities
Question
Two numbers are 30 % and 40 % less than a third number respectively. How much % is the second number less than the first?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 1203
» Mathematics » Rational Numbers
Question
If , then ________.
Choices
Choice (4)  Response  

a.  A rational number 

b.  Not a rational number 

c.  A natural number 

d.  An integer 

Question number: 1204
» Mathematics » Lines and Angles
Question
Which of the following statement is false?
Choices
Choice (4)  Response  

a.  Using protractor, angle of any measure between and can be drawn 

b.  A line has two end points 

c.  Two coinciding rays with a common end point form an angle of measure 

d.  An angle whose measure is greater than is an obtuse angle 

Question number: 1205
Question
Why pendulum of a clock is made of invar steel?
Choices
Choice (4)  Response  

a.  It has high coefficient of thermal expansion 

b.  It has low coefficient of thermal expansion 

c.  Invar steel is very cheap and found easily. 

d.  Question does not provide sufficient data or is vague 

Question number: 1206
» Mathematics » Comparing Quantities
Question
A and B borrowed Rs. 3500 and Rs. 4000 respectively at the same rate of interest for 4 years. If B paid Rs. 320 more interest than A. Then the rate of interest per annum is
Choices
Choice (4)  Response  

a.  18% 

b.  12% 

c.  26% 

d.  16% 

Question number: 1207
» Mathematics » Integers
Question
If negative sign precedes a bracket the sign of the terms inside the bracket will ________when the bracket is removed.
Choices
Choice (4)  Response  

a.  Change 

b.  Not change 

c.  Remain the same 

d.  None of the above 
