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What is the correct answer?
4
The Diagonals of two squares are in the ratio of 2:5. find the ratio of their areas.
A.
4
:
15
B.
4
:
25
C.
3
:
15
D.
3
:
25
Correct Answer :
B.
4
:
25
Let the diagonals of the squares be 2x and 5x.
Then ratio of their areas will be
A
r
e
a
o
f
s
q
u
a
r
e
=
1
2
*
D
i
a
g
o
n
a
l
2
1
2
*
2
x
2
:
1
2
*
5
x
2
4
x
2
:
25
x
2
=
4
:
25
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