multiply both sides by .4 to isolate the x variable.
x = 1.6
Assuming you meant square root of 90 it would be
90 equals 3 times the square root of 10
√90 = 3√10
The answer
is 85 gallons
in a day
<span>Outcome Heads Tails
Relative Frequency 0.69 0.31
so first statement is false as 69% is close to 70%.
second statement is false as heads probability is close to 70%
last 2 statements are true:
</span><span>The theoretical probability of tails is most likely 30%.
It is likely that the coin is not fair.
</span>
Answer:
15
Step-by-step explanation:
a²+20²=25²
a²=625-400
a²=225
a=15
