2435.67 has 6 significant figures.

Option (b) is correct.

Step-by-step explanation:

Find the number of significant figure in 2435.67 using scientific notation.

a) 4

b) 6

c) 2

d) 3​

2435.67 has 6 significant figures.

According to the rules of significant figures the non zero digits are always significant.

Non zero digits after decimal point are also significant.

For example 7.39 has three significant figures.