IMO Level 1 Mathematics Olympiad (SOF) Class 9: Questions 701  707 of 929
Access detailed explanations (illustrated with images and videos) to 929 questions. Access all new questions we will add tracking exampattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.
Rs. 450.00 or
How to register?
Question number: 701
Question
The mean of 20 items is 17 and if each item is increased by 3, then its mean will be ________
Choices
Choice (4)  Response  

a.  20 

b.  70 

c.  50 

d.  60 

Question number: 702
» Analytical Reasoning and Logical Reasoning
Question
If in each of the following groups of numbers, last two digits are interchanged and after that they are arranged in descending order, then what will be the first digit of the middle group?
487,984,124,564,784,325 and 956
Choices
Choice (4)  Response  

a.  4 

b.  5 

c.  9 

d.  7 

Question number: 703
Question
Find the value of a if is a factor of the polynomial
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 704
» Introduction to Euclid's Geometry
Question
Train left 30 minutes later than the scheduled time and inorder to reach the destination, 1500 km away in time. It has to increase the speed by 250km/h from the usual seed. Find the usual speed?
Choices
Choice (4)  Response  

a.  950 

b.  750 

c.  850 

d.  650 

Question number: 705
Question
The difference between the maximum and the minimum observation in the data is called ________
Choices
Choice (4)  Response  

a.  Cumulative frequency 

b.  Frequency 

c.  Range 

d.  Class interval 

Question number: 706
Question
A card is drawn from a wellshuffled pack of 52 cards. The probability that the card drawn neither a club nor a spade is ________
Choices
Choice (4)  Response  

a. 


b.  3 

c. 


d.  2 

Question number: 707
Question
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

