Answer:
5/8.
Step-by-step explanation:
a^-1 = 1/a
So here we have:
(8/5)^-1
= 1/ (8/5)= 5/8.
Answer:
3026
30
Step-by-step explanation: Average sum of the female and male's test score is the sum of expected value of each gender:

Assuming x represents the random male selected and y represents the random female selected:

3026
The average sum of their scores is 3026.
Average difference is the difference between the expected value (mean) of each gender:

1528 - 1498
30
The average difference of their scores is 30.
Answer: x<61.63
Step-by-step explanation: Add 200 to both sides, giving you 15.56x<958.92
.
Than divide by 15.56 giving you x< x<61.627249
Round to the nearest hundredth giving you x<61.63
Answer:
yes because angle 1 and 5 are congruent
18 |16 | 13 | 10 | 9.5 | 8.5 | 7.5 | 6
9.75 is the FINAL answer