3 of them.
At most 1.
There are six - unless the quantity is a currency amount in which case it is 1.
How many significant figures are in 20.8
3 significant figures.
3 of them.
4
3 of them.
Just one.
Significant figures are used to receive a more accurate number. To obtain the number you you multiply or divide the quantities, leave as many significant figures in the answer as there are in the quantity with the least number or significant figures. If adding or subtracting quantities, leave the same number of decimal places in the answer as there are in the quantity with the least number of decimal places
one
At most 1.
There are six - unless the quantity is a currency amount in which case it is 1.
It is equally wrong to record too many digits, since this implies greater ... Thus, significant figures are those digits that give meaningful but not ... 3.43+8.6=12.0 ... 8 x 10-4 we can calculate the pH from the definition of quantity.
How many significant figures are in 20.8
There are 3 significant figures in 94.2.
4 significant figures.