Test: Arithmetic I - Normal

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Question 1:   Which of the following sets of numbers consists only from the natural numbers?
1,0,1
27 3 ,4,7
46 , 2 3 , 4
25 , 2 2 , 8 3
Question 2:   Which of the following sets of numbers consists only from natural numbers?
2 2 3 , 4 ,3( 6 )
6 ,3, 15 3
27 3 , 8 ,2 1 2
16 ,2 3 2 ,2( 7 )
Question 3:   Which of the following sets of numbers consists only from integers:
25 ,13, 100 15
27 3 ,2090, 81 3
27 ,86, 105 15
100 6 , 16 ,12
Question 4:   Arrange the following set of numbers from the largest to the smallest: 2 3 , 4 1 2 , 39 13 , 16 + 25 , π
16 + 25 , 2 3 ,π, 39 13 , 4 1 2
39 13 , 16 + 25 ,π, 2 3 , 4 1 2
4 1 2 , 16 + 25 ,π, 2 3 , 39 13
16 + 25 , 2 3 ,π, 4 1 2 , 39 13
Question 5:   Arrange the following set of numbers from the smallest to the largest: ( 1 2 ) 2 , 1 9 , 1 100 , 100 0 , π 2
100 0 , 1 9 , 1 100 , ( 1 2 ) 2 , π 2
( 1 2 ) 2 , 100 0 , 1 100 , 1 9 , π 2
100 0 , ( 1 2 ) 2 , 1 9 , 1 100 , π 2
100 0 , 1 9 , ( 1 2 ) 2 , 1 100 , π 2
Question 6:   Round to the nearest integer: 17.49
17
18
17.5
17.4
Question 7:   Round 13.51 to the nearest integer.
14
13.5
13.6
13
Question 8:   Round   2.45-( -13.04 )   to the nearest 10 .
10
16
15
20
Question 9:   Round   250.68+317.28   to the nearest   100 .
600
570
560
500
Question 10:   Round   3120.33+( -7890.66 )   to the nearest   1000 .
4800
5000
4700
4000