Question

what are the significant figures of the numbers:

1)0.0761114947969612

2)132.545358664364

would it be 0.076 and 132.5?

Answer 1

#2. All the figures shown are significant.
#1. All but the first two zeros are significant.

Here is a site that gives the rules.http://www.chemteam.info/SigFigs/SigFigs.html

Answer 2

but rounding it would be

1) 0.08

2) 132

?

Answer 3

Rounding #1 to 1 s.f. would be 0.08.
Rounding #2 to 3 s.f. is 132 depending upon what rule you are using for the 5; i.e., some round to 132 and some to 133.