NSTSE (National Science Talent Search Exam Unified Council) Class 8: Questions 262  268 of 2028
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Question number: 262
» Mathematics » Direct and Inverse Proportions
Question
A rope makes 60 rounds of the circumference of a cylinder whose radius of the base is 12 cm. How many times can it go round a cylinder with radius 18 cm?
Choices
Choice (4)  Response  

a.  40 

b.  45 

c.  50 

d.  90 

Question number: 263
Question
Factors of are:
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 264
» Mathematics » Exponents and Powers
Question
equals to
Choices
Choice (4)  Response  

a.  9 

b.  1 

c.  3 

d. 


Question number: 265
» Mathematics » Algebraic Expressions and Identities
Question
The value of product at is:
Choices
Choice (4)  Response  

a.  236 

b.  128 

c.  176 

d.  108 

Question number: 266
» Mathematics » Algebraic Expressions and Identities
Question
If then is?
Choices
Choice (4)  Response  

a.  322 

b.  320 

c.  64 

d.  326 

Question number: 267
Question
The frequency table shows the number of passengers in each of the 50 taxis that were inspected during a police roadblock. Find the value of ‘x’.
Number of Passengers  0  1  2  3  4 
Number of taxis  4  16  8  x  17 
Choices
Choice (4)  Response  

a.  9 

b.  15 

c.  2 

d.  5 

Question number: 268
» Mathematics » Direct and Inverse Proportions
Question
In a camp, 75 men had provision for 110 days. After 5 days, 20 men left the camp. For how many days will the remaining food last now?
Choices
Choice (4)  Response  

a.  37 days 

b.  120 days 

c.  180 days 

d.  150 days 
