NSO Level 1 Science Olympiad (SOF) Class 7: Questions 124  129 of 593
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Question number: 124
Question
The sum of two numbers is 25 and their difference is 13. Find their product.
Choices
Choice (4)  Response  

a.  141 

b.  325 

c.  175 

d.  114 

Question number: 125
Question
Two bus tickets from city P to Q and three tickets from city P to R cost Rs. 65 but three tickets from city P to Q and two tickets from city P to R cost Rs. 60. What are the fares for cities Q and R from P?
Choices
Choice (4)  Response  

a.  Rs. 5, Rs. 10 

b.  Rs. 15, Rs. 24 

c.  Rs. 12, Rs. 17 

d.  Rs. 10, Rs. 15 

Question number: 126
Question
If means means means means then answer the following question.
Choices
Choice (4)  Response  

a.  13 

b.  12 

c.  15 

d.  10 

Question number: 127
Question
Difference between a twodigit number and the number obtained by interchanging the two digits is 54, what is the difference between two numbers
Choices
Choice (4)  Response  

a.  6 

b.  9 

c.  4 

d.  12 

Question number: 128
Question
Find the number which when multiplied by 13 is increased by 144.
Choices
Choice (4)  Response  

a.  16 

b.  10 

c.  14 

d.  12 

Question number: 129
Question
In a school there are 250 pupils. x of them are boys. What fraction of the pupils are girls?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

