IMO Level 1 Mathematics Olympiad (SOF) Class 6: Questions 905  910 of 1059
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Question number: 905
Question
The length and breadth of a rectangular field are 260 m and 130 m respectively, then its area in hectares is
Choices
Choice (4)  Response  

a.  3.8 

b.  33800 

c.  338 

d.  3.38 

Question number: 906
Question
A sum of Rs. is divided among A, B, C and D such that . Then, A’s share is
Choices
Choice (4)  Response  

a.  Rs. 625 

b.  Rs. 375 

c.  Rs. 865 

d.  Rs. 450 

Question number: 907
Question
The monthly salary of A, B, C is in the proportion of 2: 3: 5. If C’s monthly salary is Rs. 1200 more than that of A, then B’s annual salary is
Choices
Choice (4)  Response  

a.  Rs. 2000 

b.  Rs. 24000 

c.  Rs. 1200 

d.  Rs. 14400 

Question number: 908
Question
A certain amount was divided between Mona and Sona in the ratio 5: 7. If Sona’s share was Rs. 3500, then the amount is
Choices
Choice (4)  Response  

a.  Rs. 6000 

b.  Rs. 5500 

c.  Rs. 7600 

d.  None of the above 

Question number: 909
» Algebra
Question
Ages of a brother and sister are in the ratio 5: 3. If the sum of their ages is 64, then their ages are respectively
Choices
Choice (4)  Response  

a.  24 yrs. 40 yrs. 

b.  30 yrs. 26 yrs. 

c.  40 yrs. 24 yrs. 

d.  36 yrs. 40 yrs. 

Question number: 910
Question
In a plate of colors, the ratio of white colors to black colors is 6: 7. If 21 are black colors, then the number of white colors is
Choices
Choice (4)  Response  

a.  12 

b.  27 

c.  18 

d.  14 
