Question

A rectangular wall of dimensions 30m×20m has
a window and a door of dimensions 2m×4m and
6m×10m respectively.The
wall has to be white - washed.Which among the following is the correct expression for area(in m^2)
to be white - washed?
a)(30×20)+(2×4)+(6×10).
b)(30×20)-(2×3)+(6×10).
c)(30×20)+(2×4)-(6×10).
d)(30×20)-(2×3)-(6×10).

Answer 1

a is the correct answer

Answer 2

Answer:I think (b) option must be the correct answer if it is (30*20)-{(2*3)+(6*10)}.

Step-by-step explanation: