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2 answers:
Answer:
a ration 3:4 can be written as a fraction 3/4 or a percent 75%
Step-by-step explanation:
to go from a fraction to a percent divide the numerator by the denominator and multiply by 100.
3/4 = .75
.75 X 100 = 75%
if something happens 3 out of 4 times (3:4) then it will happen in 75 of 100 instances.
100 x = 75
or using the percentage above (in decimal form)
.75(100) = 75
These are just different methods for representing the same information.
1:4 ration is equal to fraction is equal to 25% (or .25)
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Answer:
The squared term is 1/25
Step-by-step explanation:
The parabola equation in the vertex form is
where point (h,k) is the vertex and a is the squared term. In this case h = 2 and k = -4. On the other hand, we know that y = -3 and x = -3 are in the parabola. Replacing these values in the formula gives
Solving for a