Answer:
80% decrease
Step-by-step explanation:
#30)
Pipe A filled for 3 days and pipe B filled for 2 days
Both can fill: 1/3 + 1/2 = 2/6 + 3/6 = 5/6
Answer: 5/6 of a day to fill the pool
Answer:
9.85
Step-by-step explanation:
you can use the Pythagoras theorem

with c the hypotenuse

which is aprox
9.85
ups sorry :(
Answer:
dd
Step-by-step explanation:
No triangles can be constructed because
a+b>c
4+5 is not greater than 9