Answer:67.2
Step-by-step explanation:
3.5+2.1=5.6
6 times 5.6 is 33.6 then 33.6 times 2 is 67.2
They could spend 4 and a half hours in the meeting room.
Answer:
4
Step-by-step explanation:
log6((x+5)x)
log6(x^2 + 5x) = 2
x^2 + 5x = 6^2
x^2 + 5x -36 = 0
(x + 9) (x - 4) x =-9, 4
x = 4