Answer:
28
Step-by-step explanation:
0.51 is the answer since the nine converts the zero before it to a 1
n a science experiment, farah mixed a salt solution and
vinegar in the ratio 3 : 7.
A.) if she used 262.8 milliliters of salt solution, the
amount of vinegar is equal to:
X = 262.8 ml ( 7 ml vinegar/ 3 ml salt soln)
X = 613.2 ml vinergar
B.) y = 0.56 L vinegar ( 3 L salt soln/ 7 L vinegar)
Y = 0.24 L salt soln
Answer:
The object hits the ground 5 seconds after being launched.
Step-by-step explanation:
The height of the object in t seconds after being launched is given by the following equation:

When will the object hit the ground after it is launched?
This is t for which h(t) = 0.
So


Then


This is the launch point


So
The object hits the ground 5 seconds after being launched.