NSTSE (National Science Talent Search Exam Unified Council) Class 5: Questions 653  661 of 1420
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Question number: 653
Question
If of a number is 420, what is of the same number?
Choices
Choice (4)  Response  

a.  1500  
b.  2000  
c.  2100  
d.  1800 
Question number: 654
Question
The average age of 5 students is 10 years. If three more students of ages 14 years, 15 years and 17 years join, what will their average age be?
Choices
Choice (4)  Response  

a.  10 years  
b.  years  
c.  years  
d.  11 years 
Question number: 655
Question
The ratio of the weight of M and N is . If N is g more, find the weight of M.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 656
Question
What is the average of and ?
Choices
Choice (4)  Response  

a.  2  
b.  4  
c.  3  
d.  1 
Question number: 657
Question
The average mark of Rutu in 4 tests is 80. How many marks did she get in total?
Choices
Choice (4)  Response  

a.  20  
b.  320  
c.  120  
d.  300 
Question number: 658
Question
A bike travels at speed of . How far will it travel in 30 minutes?
Choices
Choice (4)  Response  

a.  32 km  
b.  72 km  
c.  30 km  
d.  36 km 
Question number: 659
Question
If Rs. 60 is divided into two parts in the ratio , what is the difference between those two parts?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 660
Question
What percent of 400 kg is 220 kg?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 661
Question
What is the average of and ?
Choices
Choice (4)  Response  

a.  2  
b.  1  
c.  3  
d.  4 