Question

A rectangular paddy field has length (2x + 6) meters and breadth (2x + 1) meters. A square
coconut farm has side (3x − 1) meters.

3

3

(i) The value of x when the perimeter of the paddy field is equal to perimeter of the
coconut farm is

1

(a) 4m (b) 5m
(c) 4.5m (d) 5.5m
(ii) The area of paddy field in terms of x is 1
(a) 4x
2 + 14x + 6 (b) 4x

2 − 14x + 6

(c) 9x
2 − 6x + 1 (d) 9x

2 + 6x + 1

(iii) The area of coconut farm in terms of x is 1
(a) 4x
2 + 14x + 6 (b) 4x

2 − 14x + 6

(c) 9x
2 − 6x + 1 (d) 9x

2 + 6x + 1

(iv) The area of the paddy field when its length is 10m. 1
(a) 50m2

(b) 841m2

(c) 840m2

(d) 100m2

(v) The area of the coconut farm when its perimeter is 20m. 1
(a) 4m2

(b) 10m2

(c) 20m2

(d) 25m2

Answer 1

Answer:

1. c) 4.5 m

2. a) 4x^2 + 14x + 6

3. c) 9x^2 - 6x + 1

4. a) 50 m^2

5. a) 4 m^2

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