550
The original answer is obviously 150. But given 200, there's only one significant digit. Thus the answer has to be 200, as counter-intuitive as that is, haha.
9
Expressed in figures, this is equal to 25000000.
Expressed in figures, this is equal to 2,600,000.
Expressed in figures, this is equal to 3,300,000.
Expressed in figures, this can be written 2,800,000.
It is 0.005
12.6 * 0.53 = 6.68 in significiant figures
It is: 62 kg
9
Expressed in figures, this is equal to 1,000,000.
Expressed in figures, this is equal to 25000000.
6.349 is already expressed in figures.
Expressed in figures, this is equal to 2,600,000.
Expressed in figures, this is equal to 14,500,000.
Expressed in figures, this is equal to 3,300,000.
Expressed in figures, this can be written 2,800,000.
Expressed in figures, this is equal to 1,500,000.