2x + 1 = 81
2x = 80
x = 40
B.5
C.30
D.35
The developer will build 30 total number of houses when the total area is acres.
The total space occupied by any object is called as its area.
The area of each house is given as acre
Total land with the developer is given as acre
The number of houses can be calculated as:
Assume the number of houses be x.
The mixed fraction in improper form can be written as:
Multiply both side by 4 to get the value of x
x = 30
Thus, the developer can build 30 plots using acres of land.
Learn more about area here:
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