If the cost of levelling a triangular field at the rate of ₹20 per square meter is ₹9600, then the area of the field is ___ sq m.

480

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450

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430

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400

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Solution

The correct option is A 480
Given that, The cost of levelling a triangular field = ₹9600
The rate per square meter = ₹20
$∴$ The area of the field $= \frac{total cost}{cost per sq meter}$
$= \frac{9600}{20} = 480 sq meters$

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If the cost of levelling a triangular field at the rate of ₹20 per square meter is ₹9600, then the area of the field is ___ sq m.

The correct option is A 480Given that, The cost of levelling a triangular field = ₹9600 The rate per square meter = ₹20 ∴ The area of the field =total costcost per sq meter =960020=480 sq meters

The correct option is A 480
Given that, The cost of levelling a triangular field = ₹9600
The rate per square meter = ₹20
$∴$ The area of the field $= \frac{total cost}{cost per sq meter}$
$= \frac{9600}{20} = 480 sq meters$