Answer: 40:27
Step-by-step explanation: 80:54 / 2:2 = 40:27
The ratio between the masses of Jupiter and Venus is

We can separate the coefficient and the powers of ten:

Use the exponent rule

to simplify the powers of 10:

So, the ratio is

So, Jupiter has a mass that is approximately 400 times greater than Venus's.
You only put one equation in
The answer is .... C. d>0
Hope it helps !!!!
1)
1: It's a function
2: It's not a function
3: It's a function
4)
4: It's not a function
5: It's a function
6: It's a function
Hope I did it right and helped you ^.^