Answer: $7.50
Step-by-step explanation:
150% of $5 is $7.50
Lol i hope tou meant simplify
7.8456 x 10^(-4)
this means you move the decimal place to the left 4 places to get the actual value
700,000 is your final answer so the number was rounded to the hundred thousands value/place.
You marked the right answer. It is true. XD
