NSTSE (National Science Talent Search Exam Unified Council) Class 8: Questions 656  661 of 2028
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Question number: 656
Question
The perimeter of a trapezium is 28 cm and its nonparallel sides are each equal to 5 cm and its altitude is 4 cm. Its area is:
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 657
» Mathematics » Square and Square Roots
Question
Square root of is:
Choices
Choice (4)  Response  

a.  0.40 

b.  0.25 

c.  0.15 

d.  0.75 

Question number: 658
» Mathematics » Algebraic Expressions and Identities
Question
The degree of the polynomial is:
Choices
Choice (4)  Response  

a.  5 

b.  4 

c.  Can’t be determined 

d.  3 

Question number: 659
» Mathematics » Square and Square Roots
Question
The smallest number by which 180 must be multiplied so that the product becomes a perfect square is:
Choices
Choice (4)  Response  

a.  4 

b.  3 

c.  11 

d.  5 

Question number: 660
» Mathematics » Direct and Inverse Proportions
Question
Three containers have their volumes in the ratio 3: 4: 7. They are full of mixtures of milk and water. The mixtures contain milk and water in the ratio of and respectively. The ratio of milk and water in the fourth container contains all the above three mixtures is:
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 661
Question
The table shows the brand and number of mobiles sold by a shop. In pictograph, one symbol □ represents 5 mobiles. How many symbols are required to represent the number of the bestselling brand of mobiles?
Brands of mobiles  Number of mobiles 
Samsung  70 
Motorola  35 
Apple  50 
Choices
Choice (4)  Response  

a.  5 

b.  31 

c.  10 

d.  14 
