NSO Level 1 Science Olympiad (SOF) Class 7: Questions 110  117 of 593
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Question number: 110
Question
Solve, find the value of x.
Choices
Choice (4)  Response  

a.  7 

b.  5 

c.  3 

d.  4 

Question number: 111
Question
Given that is the highest common factor of 12 and 36, the value of k is ________.
Choices
Choice (4)  Response  

a.  12 

b.  9 

c.  3 

d.  21 

Question number: 112
Question
If the value of is
Choices
Choice (4)  Response  

a.  33 

b.  22 

c.  11 

d.  44 

Question number: 113
Question
Given that is the highest common factor of 36 and 48, the value of k is ________.
Choices
Choice (4)  Response  

a.  6 

b.  10 

c.  18 

d.  20 

Question number: 114
Question
A box contains 4 blue marbles, 3 red marbles, 5 yellow marbles and 2 pink marbles. If two marbles are picked at random, what is the probability that they are either red or yellow?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 115
Question
1500 tickets of a lottery were sold and there are 5 prizes on these tickets. Your sister has purchased one lottery ticket. What is the probability that your sister wins a prize?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 116
Question
Find the missing number in the given series.
Choices
Choice (4)  Response  

a.  11201 

b.  10202 

c.  10204 

d.  10022 

Question number: 117
Question
A group consists of 5 men 7 women and 4 children. In how many ways can 2 men, 4 women and 1 child selected from the given group?
Choices
Choice (4)  Response  

a.  1390 

b.  1395 

c.  1309 

d.  1400 
