Please help with # 4 and 5!!
will mark brainliest:)

4.⅛ 5. 60 cents

Step-by-step explanation:

4. probability of getting heads is 1/2 so multiply ½×½×½

5. 1.5x=90 x=90/1.5

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents