MathematicsAddition and Subtraction (NSTSE (National Science Talent Search Exam Unified Council) Class 2): Questions 38  44 of 90
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Question number: 38
» Mathematics » Addition and Subtraction
Question
Look at the pattern of numbers shown below:
Choices
Choice (4)  Response  

a.  50 

b.  70 

c.  64 

d.  56 

Question number: 39
» Mathematics » Addition and Subtraction
Question
A number machine takes any number put into it, adds 20, then subtracts 10, and then adds 15. If the number 12 is put into the machine, what number comes out?
Choices
Choice (4)  Response  

a.  35 

b.  32 

c.  27 

d.  37 

Question number: 40
» Mathematics » Addition and Subtraction
Question
how many hundreds?
Choices
Choice (4)  Response  

a.  24 

b.  16 

c.  4 

d.  10 

Question number: 41
» Mathematics » Addition and Subtraction
Question
Study the pattern and fill the missing term.
Choices
Choice (4)  Response  

a.  32 

b.  40 

c.  20 

d.  68 

Question number: 42
» Mathematics » Addition and Subtraction
Question
always smaller
Choices
Choice (4)  Response  

a.  always greater 

b.  sometimes greater 

c.  can’t say 

d.  None of the above 

Question number: 43
» Mathematics » Addition and Subtraction
Question
Multiply me to 3 or add me from 8. The answer is the same. Who am I?
Choices
Choice (4)  Response  

a.  24 

b.  11 

c.  8 

d.  4 

Question number: 44
» Mathematics » Addition and Subtraction
Question
There are 4 dice below. The numbers on the face of each of the dice is either 10, 20, 30, 40, 50 and 60. All the dice are the same Jack throws all the four dice at once. The total is 150. What is the number on each of the dice if the difference between the smallest and biggest number is 30?
Choices
Choice (4)  Response  

a.  20, 50, 40, 40 

b.  30, 40, 20, 50 

c.  10, 30, 60, 50 

d.  30, 40, 30, 50 
