X^2+3root5 x= 2x^2+root5 x +1

Can u guys do this ratio question. this is extremely urgent a tap is leaking water at a rage of 1l every 8 hours. how long will it take for the tap to leak a total of 300ml?

What are the relative frequencies, to the nearest hundredth, of the rows of the two-way table? group 1: a 15 b 45 group 2: a 20 b 25

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.