whilst multiplying with important figures, we use the kind of digits from the least precise variety. whether, because of the fact the concern states that there are precisely 60 seconds in a minute, that turns right into a definition, not a length, so we don't ought to be concerned with regard to the kind of sig. dig. an identical is actual for the kind of minutes in an hour and the kind of hours in an afternoon. whether, 365.24 is a rounded variety, so we would use the kind of sig. dig in that variety for our answer. on the grounds that 365.24 has 5 sig. dig., the respond could have 5 sig. dig., so 3.1557 x 10^7.