90X30=2700
30
2,700 is 30 times the size of 90.2,610 is 30 times bigger than 90.
60
30 is 5 more (bigger) than 25
4320
30 times
Yes, it has a radius about 1000 times the radius of the sun.
7
The Sahara Desert is far bigger, almost 30 times the size of Kalahari.
Scotland is 30, 414 square miles. Australia is 2,941,299 square miles and hence is 96.7 times bigger than Scotland.
There would be 1000 meters in one kilometer. So it is 30 times bigger.
4 or 5
5x+30=7x 7x-5x=-30 2x=-30 x=-15