Answer: There are 7 quarters in all.
Step-by-step explanation:
Let the number of nickels be 'x'.
Let the number of quarters be 'x'.
1 nickel =$ 0.05
1 quarter = $0.25
So, According to question,
Number of nickels = Number of quarters = 7
Hence, there are 7 quarters in all.
Answer:
3*3*3*3*3
One
145=2x
72.5=x that's one solution.
bvghb vbub b
0.09 average effect
Given that the t statistics = 1.54
Sample size (n) = 25
Therefore, variance = t²/n
Variance = 1.54²/25
Variance = 2.372/25
Variance = 0.09