Simple Equations (IMO Mathematics Olympiad Class 7): Questions 19  25 of 83
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Question number: 19
» Simple Equations
Question
If two supplementary angles differ by , then one of the angle is ________.
Choices
Choice (4)  Response  

a.  105° 

b.  115° 

c. 


d. 


Question number: 20
» Simple Equations
Question
In a group of animal and birds, in addition to 15 dogs there are 9 cows and 4 peacocks with some parrot. If the total number of feet be 86 more than the number of heads, Find the number of parrots.
Choices
Choice (4)  Response  

a.  10 

b.  20 

c.  12 

d.  23 

Question number: 21
» Simple Equations
Question
John was asked to multiply a number by 14. He instead multiplied the number by 41 and got the answer 378 more than the correct answer. The number to be multiplied was ________.
Choices
Choice (4)  Response  

a.  42 

b.  14 

c.  12 

d.  15 

Question number: 22
» Simple Equations
Question
Ravi has to secure marks to pass. He got 68 marks and failed by 44 marks. The maximum marks are ________.
Choices
Choice (4)  Response  

a.  300 

b.  250 

c.  200 

d.  450 

Question number: 23
» Simple Equations
Question
In two digit number, ten’s digit is twice the unit’s digit. The number formed by interchanging the digits is 36 less than the original number. The original number is ________
Choices
Choice (4)  Response  

a.  48 

b.  70 

c.  72 

d.  84 

Question number: 24
» Simple Equations
Question
The value of in is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 25
» Simple Equations
Question
50 is divided into two parts such that one fourth of one part may exceed one –six of the other part by 10, then the smaller part is ________.
Choices
Choice (4)  Response  

a.  14 

b.  44 

c.  35 

d.  6 
