NSTSE (National Science Talent Search Exam Unified Council) Class 9: Questions 653  658 of 2000
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Question number: 653
Question
The mean of 15 numbers is 35. If 5 is added to each of the first five numbers, then the mean of the new set of 15 numbers is
Choices
Choice (4)  Response  

a.  30 

b.  45.51 

c.  36.67 

d.  37 

Question number: 654
Question
If and , then the value of is:
Choices
Choice (4)  Response  

a.  704 

b.  407 

c.  470 

d.  308 

Question number: 655
» Mathematics » Heron's Formula
Question
The sides of a triangle are 22 cm, 30 cm and 32 cm. The altitude to largest side is
Choices
Choice (4)  Response  

a. 


b. 


c.  cm 

d. 


Question number: 656
» Mathematics » Number Systems
Question
The rational number between and is:
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  Question does not provide sufficient data or is vague 

Question number: 657
» Biology » Fundamentals Unit of Life
Question
Which of the following is the longest cell in Human
Choices
Choice (4)  Response  

a.  Neuron 

b.  Ovum 

c.  Sperm 

d.  Rod cells 

Question number: 658
Question
In the following figure if AB = AC then find .
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

