Answer:
1.2 minutes
Step-by-step explanation:
60 min = 20 km
? = 0.4 km
? = (0.4 * 60) / 20 = 1.2
The fraction is 31/100, the decimal is 0.31 which means your simplest form is 31/100
C because i did it and got it right

we know that 7*7=49 so thus


therefor n=2
it is written as