Test:
Arithmetic V - Challenging
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Question 1:
Calculate:
0.308
:
0.14
+
1.2
A
0.34
B
3.4
C
34
D
340
Question 2:
Calculate:
6.85
×
3.2
−
1.7
×
6.85
A
1.0275
B
0.10275
C
10.275
D
102.75
Question 3:
Find the arithmetic mean of the numbers
1
4
and
5
2
7
A
1
43
56
B
2
43
56
C
5
D
4
Question 4:
Calculate:
(
4
−
3
1
4
)
4
:
(
3
4
)
2
A
1
9
16
B
1
3
4
C
1
D
9
16
Question 5:
Simplify the expression:
7
3
−
12
+
27
A
3
B
2
3
C
5
3
D
8
3
Question 6:
When a cyclist traveled
0.6
of the way, there were still
60
miles left to travel. How many miles the cyclist planned to travel?
A
100
m
i
l
e
s
B
120
m
i
l
e
s
C
160
m
i
l
e
s
D
150
m
i
l
e
s
Question 7:
Alloy of tin and lead contains
60
%
of tin. What is the weight of the alloy that contains
120
grams of tin?
A
2
k
g
B
180
g
C
200
g
D
150
g
Question 8:
Calculate:
3.2
×
10
−
2
+
2.1
×
10
−
3
A
5.3
×
10
−
5
B
34.1
×
10
−
2
C
341
×
10
−
2
D
3.41
×
10
−
2
Question 9:
Calculate:
|
−
0.25
×
4
7
|
:
(
−
40
)
+
1
40
A
−
3
14
B
3
140
C
−
3
140
D
3
14
Question 10:
Calculate:
6
−
4
2
+
2
A
2
B
−
2
C
−
2
D
2
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