Answer: 17 cm
Step-by-step explanation:
84 - 25(2) = 2x
84 - 50 = 2x
34 = 2x
x = 17
17 cm
Answer:

Step-by-step explanation:
To find : Convert 110 km/myr (kilometers per million years) to cm/yr (centimeters per year) ?
Solution :
Using metric conversions,
1 kilometer = 1000 meter
1 meter = 100 centimeter
So, 1 kilometer = 100,000 centimeter
and 1 million year = 1,000,000 year


So, 

Therefore, 
Three decimals:
5.414
5.415
5.416
Ordered decimals:
5.414,5.415,5.416,5.417,5.418
Your answer is 25% because a change from 16 to 20 represents a positive change (increase) of 25%