About 2.2222
rounded answer: 2.23
Inversely proportional means y=k/x, whereas k is constant. hence when y=45,x=20
45=k/20
k=900
ans: y=900/x
Answer:
2.6 hours
Step-by-step explanation:
Let t be the time that the trains meet.
So,
To divide a fraction by a fraction, all you need to do is invert the second fraction and multiply the resulting fractions.
Step 1: Flip the second fraction.
Step 2: Multiply the fractions.
I hope this helps you
f (x)=0
x^2-x-2=0
(x-2). (x+1)=0
x-2=0 x=2
x+1=0 x=-1
B