Mathematics (NTSE Stage1 (StateLevel) ScholasticAptitude & Language Comprehension): Questions 50  54 of 224
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Question number: 50
» Mathematics » Mensuration
Question
The four corners are quadrants of circle and at the center there is a circle. The area of shaded region in the given figure is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 51
» Mathematics » Trigonometry
Question
The angle of elevation of a cloud at a height h above the level of water in a lake is and the angle of depression of its image in the lake is . Then, the height of the cloud above the surface of the lake is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  None of the above 

Question number: 52
» Mathematics » Trigonometry
Question
The triangle formed by joining the vertices (3, 2), (5,  3) and ( 5, 4) will be a
Choices
Choice (4)  Response  

a.  isosceles triangle 

b.  right angled triangle 

c.  obtuse triangle 

d.  acute triangle 

Question number: 53
» Mathematics » Probability
Question
Mohan lies on 3 days out of the 7 days in a week, whereas Ram lies on 4 days out of 6 days of a week. If both of them were asked a question, what is the probability that both gave a true reply?
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Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 54
» Mathematics » Linear Equation
Question
A man starts his job with a certain monthly salary and earns a fixed increment every year, if his salary was Rs. 1500 after 4 year of service and Rs. 1800 after 10 year of service. What was his starting salary?
Choices
Choice (4)  Response  

a.  Rs. 1300 

b.  Rs. 1100 

c.  Rs. 50 

d.  Rs. 1200 
