Answer:

Step-by-step explanation:





1/5, 0.4, 1/2, 0.75
Just convert all of them to decimals first then it should be easy or you .
Answer:
12%
Step-by-step explanation:
75-75*0.2=60
60+60*0.1=66
66/75=0.88=88%
Answer:
2 kilometers
Step-by-step explanation:
every 1 kilometer is a 1/2 hour. double that and you get 2