MathematicsNumber Systems (NTSE Stage1 (StateLevel) ScholasticAptitude & Language Comprehension): Questions 1  4 of 4
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Question number: 1
» Mathematics » Number Systems
Question
Consider the following statements
I. If x and y are composite integers, so also is x + y.
II. If x and y are composite integers and x > y, then x  y is also a composite integer.
III. If x and y are composite integers, so also in xy. Of the above, the correct statement (s) is/are
Choices
Choice (4)  Response  

a.  I and II 

b.  Only III 

c.  All the three 

d.  Question does not provide sufficient data or is vague 

Question number: 2
» Mathematics » Number Systems
Question
If a is an odd integer, then the number is divisible by
Choices
Choice (4)  Response  

a.  32 

b.  24 

c.  16 

d.  8 

Question number: 3
» Mathematics » Number Systems
Question
The place value of 8 in the numeral 6437842 is
Choices
Choice (4)  Response  

a.  8000 

b.  80 

c.  800 

d.  All of the above 

Question number: 4
» Mathematics » Number Systems
Question
A threedigit number has digits h, t and u (from left to right) with h > u. If the digits are reversed and the number thus formed is subtracted from the original number, the unit’s digit in the resulting number is 4. What are the other two digits of the resulting number from left to right?
Choices
Choice (4)  Response  

a.  5 and 9 

b.  5 and 4 

c.  9 and 5 

d.  4and 5 
