Mathematics (NTSE Stage1 (StateLevel) ScholasticAptitude & Language Comprehension): Questions 93  97 of 218
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Question number: 93
» 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?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 94
» Mathematics » Basic Geometry
Question
A measuring jar of internal diameter 10 cm is partially filled with water. Four equal spherical balls of diameter 2 cm each are dropped in it and they sink down in the water completely. The change in the level of water in the jar is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  None of the above 

Question number: 95
» Mathematics » Mensuration
Question
If a is an integer such that , then the value of is
Choices
Choice (4)  Response  

a.  4 

b. 


c. 


d.   9 4 

Question number: 96
» 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 

Question number: 97
» Mathematics » Trigonometry
Question
If the midpoints of the sides of a triangle are (1, 5), (2, 6) and (3, 2), the coordinates of the centroid of the triangle is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

