Mathematics (NSTSE (National Level Science Talent Search Examination) Class 5): Questions 122  130 of 750
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Question number: 122
» Mathematics » Factors and Multiples
Question
Identify an example for coprime numbers.
Choices
Choice (4)  Response  

a.  18, 37 

b.  8, 10 

c.  16, 26 

d.  12, 15 

Question number: 123
» Mathematics » Factors and Multiples
Question
What is the sum of the numbers that are multiples of 6 as well as factors of 36?
Choices
Choice (4)  Response  

a.  68 

b.  56 

c.  72 

d.  36 

Question number: 124
» Mathematics » Factors and Multiples
Question
Find the smallest whole number that is divisible by 12 and 18.
Choices
Choice (4)  Response  

a.  54 

b.  36 

c.  60 

d.  72 

Question number: 125
» Mathematics » Factors and Multiples
Question
Which of these numbers has 2, 11, 22 and 97 as factors?
Choices
Choice (4)  Response  

a.  2321 

b.  1122 

c.  2134 

d.  4300 

Question number: 126
» Mathematics » Fractions
Question
Tejal reads of a cover. She has still 70 letters to be read to complete reading the cover. How many letters are there in the covers?
Choices
Choice (4)  Response  

a.  120 

b.  90 

c.  100 

d.  70 

Question number: 127
» Mathematics » Fractions
Question
Anokhi has of a pizza. She ate of it. What part of the pizza is remaining?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 128
» Mathematics » Factors and Multiples
Question
Identify the numbers which have only 1 and itself as factors.
Choices
Choice (4)  Response  

a.  Composite numbers 

b.  Coprime numbers 

c.  Twin prime 

d.  Prime numbers 

Question number: 129
» Mathematics » Factors and Multiples
Question
How many times the H. C. F. of and 48 is their L. C. M. ?
Choices
Choice (4)  Response  

a.  6 

b.  12 

c.  4 

d.  8 

Question number: 130
» Mathematics » Factors and Multiples
Question
Jay’s age is a factor of 14. Next year his age will be a multiple of 5. How old will he be in 6 years’ time?
Choices
Choice (4)  Response  

a.  20 years 

b.  18 years 

c.  21 years 

d.  14 years 
