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Standard IX
Mathematics
Question
The mean of
x
,
y
,
z
is
y
, then
x
+
z
=
y
2
y
z
y
3
y
A
3
y
B
z
y
C
y
D
2
y
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Solution
Verified by Toppr
The question tells us that the mean of
x
,
y
and
z
is
y
.
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Similar Questions
Q1
Subtract:
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y
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Q2
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)
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Q3
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then
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