Question

11) On our Planet Earth approximately 71% is covered with water and 29% is land, out of this

some area is covered by deserts in different continents. The deserts of world are given in the

following table.

S.

No.

Deserts of World Area ( Square Km.)

1 Kalahari, South Africa 932400

2 Thar, India 199430

3 Gibson, Australia 155400

4 Great Victoria, Australia 647500

5 Sahara, North Africa 8598800

Question (1)- Write the area of Sahara desert in standard form.

Question (2)-After writing in standard form, Arrange these values in ascending order.

Question (3)-Using the data in given table, findthe total desert area in Africa in standard form.

Question (4)-The ratio of area of Kalahari and Gibson desert is

(a) 1 : 4

(b) 3 : 2

(c) 6 : 1

(d) 1: 2​

Answer 1

Answer:

Q1. 9 200 000

Q2. 155400 199430 647500 932400 9 200 000

Q3. 932400

Q4. 6:1