Answer:
Phoebe:180
Polly:30
Andy:60
Step-by-step explanation:
Shorten them as
Polly:x
Phoebe:y
Andy:z
y=3z
z=2x
y=6x
Subsituting:x+y+z----->3x+y----->9x
9x=270 x=30 y=180 z=60
So first you would put these over a common denominator which is 96. You get this by multiplying by 9 and what you do to the denominator you must do to the numerator so you then get 45/96 and 63/96. Pelicans=45/96. Woodpeckers=63/96
Answer:
460 million = 4.6 x 10^8
Step-by-step explanation:
I think the answer is 10% not really sure, the answer is C