Question #8f607

1 Answer
Apr 4, 2017

Area of desert a = 600,000 square miles
Area of desert b = 200,000 square miles.

Explanation:

Let area of desert a be x square miles and let area of desert b be y square miles.

We have:
x=3y
x+y=800000

Putting x as 3y in second equation, we get:
(3y)+y=800000
4y=800000
y=200000

We know that x=3y so,
x=3xx(200000)
x=600000

Hence, area of desert a is 600,000 square miles, and area of desert b is 200,000 square miles