NSTSE (National Science Talent Search Exam Unified Council) Class 8: Questions 876  881 of 2028
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Question number: 876
» Mathematics » Direct and Inverse Proportions
Question
A wheel that has 6 cogs is meshed with a larger wheel of 18 cogs. When the smaller wheel has made 27 revolutions, then the number of revolutions made by the larger wheel is:
Choices
Choice (4)  Response  

a.  12 

b.  6 

c.  9 

d.  18 

Question number: 877
» Mathematics » Direct and Inverse Proportions
Question
In a camp, there is a meal for 150 men or 210 children. If 175 children have taken the meal, how many men will be catered to with the remaining meal?
Choices
Choice (4)  Response  

a.  30 

b.  35 

c.  25 

d.  40 

Question number: 878
» Mathematics » Comparing Quantities
Question
A trader marks his goods at 30 % above his cost price and allows discount of % on purchases for cash payment. The profit percent he makes is:
Choices
Choice (4)  Response  

a.  21.85% 

b.  17.65% 

c.  18.75% 

d.  35.7% 

Question number: 879
» Mathematics » Comparing Quantities
Question
The CI on a certain sum at 5 % for 2 years is Rs. 656. The SI for that sum at the same rate and for the same period will be:
Choices
Choice (4)  Response  

a.  320 Rs. 

b.  640 Rs. 

c.  260 Rs. 

d.  740 Rs. 

Question number: 880
» Mathematics » Exponents and Powers
Question
The value of
Choices
Choice (4)  Response  

a.  1 

b.  0 

c. 


d.  Question does not provide sufficient data or is vague 

Question number: 881
» Mathematics » Introduction to Graphs
Question
The line graph shows the sale of refrigerators in a shop. How many refrigerators were sold in those 5 months?
Choices
Choice (4)  Response  

a.  120 

b.  170 

c.  145 

d.  215 
