Mathematics (NTSE Stage1 (StateLevel) ScholasticAptitude & Language Comprehension): Questions 202  206 of 218
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Question number: 202
» Mathematics » Simple Interest and Compound Interest
Question
A sum was put at simple interest at a certain rate for 2 yr. Had it been put at 3 % higher rate, it would have fetched Rs. 72 more. The sum is
Choices
Choice (4)  Response  

a.  Rs. 1400 

b.  Rs. 1900 

c.  Rs. 1200 

d.  Rs. 1600 

Question number: 203
» Mathematics » Trigonometry
Question
From a window (h m above from the ground) of a house in a street, the angle of elevation and depression of the top and the foot of another house on the opposite side of the street are θ and ϕ, respectively. Then, the height of the opposite house is
Choices
Choice (4)  Response  

a.  h cot θ tan ϕ 

b.  h (cot θ tan ϕ + 1) 

c.  h tan θ cot ϕ 

d.  h (tan θ cot ϕ + 1) 

Question number: 204
» Mathematics » Linear Equation
Question
Soldiers of a company are made to stand in the rows. If one soldier is extra in a row, there would be 2 rows less. If one soldier is less in a row there would be 3 rows more. Then, the number of soldiers in company is
Choices
Choice (4)  Response  

a.  100 

b.  50 

c.  30 

d.  60 

Question number: 205
» Mathematics » Trigonometry
Question
A certain distance is covered at a certain speed. If half of this distance is covered in triple the time, the ratio of the two speeds is
Choices
Choice (4)  Response  

a.  6: 1 

b.  1: 1 

c.  3: 1 

d.  2: 1 

Question number: 206
» Mathematics » Statistics
Question
If the values occurs at frequencies 1, 2, 3, 4, 5, 6…. . n respectively in a frequency distribution, then the mean is
Choices
Choice (4)  Response  

a. 


b.  1 

c.  n 

d. 

