Arithmetic Aptitudes › Area › Question #5330
Single Choice Easy

QWhat is the decimal equivalent of 5%?

ID: #5330 Area 153 views
Question Info
#5330Q ID
EasyDifficulty
AreaTopic
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  • A 420 cm2 ✔ ✖
  • B 380 cm2 ✔ ✖
  • C 480 cm2 ✔ ✖
  • D 410 cm2 ✔ ✖
Correct Answer

Explanation

Let length = X and breadth = Y. Then,
2 (X + Y) = 92 OR X + Y = 46 AND X^2 + Y^2 = (34)^2 = 1156.
Now, (X + Y)^2 = (46)^2
⇔ (X2 + Y2) + 2XY = 2116 ⇔ 1156 + 2XY = 2116
⇒ XY=480
∴ Area = XY = 480 cm2
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