NSTSE (National Science Talent Search Exam Unified Council) Class 8: Questions 276  282 of 2028
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Question number: 276
» Mathematics » Square and Square Roots
Question
Square root of is:
Choices
Choice (4)  Response  

a.  0.5 

b.  0.2 

c.  0.12 

d.  0.26 

Question number: 277
» Mathematics » Comparing Quantities
Question
A woman bought two parcels of toffees, the same number in each parcel. She bought the first pack at 25 paise per each toffee and the second pack at 3 toffees for 65 paise. She mixed them together and sold at Rs. 4.50 a dozen. Her gain percent is:
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 278
Question
The circumference of a circle is 88 m, then the area of the circle is:
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 279
Question
The area of the sector of a circle, whose radius is 3 m when the angle at the center is is:
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 280
Question
Two cylinders of the same volume have their heights in the ratio 1: 2. Find the ratio of their radii.
Choices
Choice (4)  Response  

a. 


b. 


c.  3: 2 

d.  3: 1 

Question number: 281
» Mathematics » Direct and Inverse Proportions
Question
The price of 32 dozens of oranges is Rs. 2112. What will be the approximate price of 448 oranges?
Choices
Choice (4)  Response  

a.  1848 Rs. 

b.  2464 Rs. 

c.  7392 Rs. 

d.  3696 Rs. 

Question number: 282
» Mathematics » Playing with Numbers
Question
There is one number which is formed by writing one digit 6 times (e. g. 111111,666666 etc. ). Such a number is always divisible by:
Choices
Choice (4)  Response  

a.  7 only 

b.  11 only 

c.  13 only 

d.  All a. , b. and c. are correct 
