CBSE Class 7 Answered

maths

Asked by deepsaj | 18 Dec, 2022, 06:17: PM

Expert Answer

71% of the total surface of the earth is covered with water

Rest of the surface is covered with land

i.e. 29% of the surface is covered with land

Let the total surface be x million sq km

rightwards double arrow space 29 percent sign space of space straight x space equals space 145.3 space rightwards double arrow space 29 over 100 cross times straight x equals 145.3 rightwards double arrow straight x equals fraction numerator 145.3 cross times 100 over denominator 29 end fraction equals 14530 over 29 equals 501.03 So comma space the space total space surface space area space of space the space earth space is space 501.03 space million space sq space km.

Answered by Renu Varma | 22 Dec, 2022, 02:21: PM

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