IMO Level 1 Mathematics Olympiad (SOF) Class 10: Questions 899  903 of 968
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Question number: 899
Question
What is more favorable for a buyer discount series P of , and or a discount series Q of ?
Choices
Choice (4)  Response  

a.  Q 

b.  P 

c.  Question does not provide sufficient data or is vague 

d.  None of the above 

Question number: 900
Question
The incomes of A, B and C are in the ratio and their spending are in the ratio. If A saves of his income, then the savings of are in the ratio________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 901
Question
A number x is selected from the number 1,2 & 3 and then a second number y is randomly selected from the numbers 1,4 & 9. What is the probability that the product xy of the two numbers will be less than 9?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 902
Question
The average of five consecutive natural number is m. If the next three natural numbers are also included, how much more than m will the average of these 8 numbers be?
Choices
Choice (4)  Response  

a.  1 

b.  2 

c.  1.4 

d.  1.5 

Question number: 903
Question
Radhika draws the figure of an airplane as given in the figure. Here the wings ABCD and GHIF forms a parallelogram. The tail DEF is an isosceles triangle, the cockpit CKI is a semicircle, and middlepart DCIF is a square. The measurements (in cms) are given in the figure. The area of the plane figure if is________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

