Answer:
the incidence of the depression is 1 ÷ 5
Step-by-step explanation:
Given that
There is 250 college students that are surveyed
In the case when 75 students reported for minimum ne engineering class
And, out of this 15 students would be depressed
We need to find out the incidence of the depression
So
= 15 ÷ 75
= 1 ÷ 5
Hence, the incidence of the depression is 1 ÷ 5
John has 17000 - 2500 = 14500 left to pay after the down payment
Then add on the finance charges 14500 + 4900 = 19400
The total of $19400 is to be paid over 60 monthly instalments, so John will be paying 19400÷60 = $323.30 per month
S = n(a1 + an)/2
2S = n(a1 + an)
2S = na1 + nan
nan = 2S - na1
an = (2S - n a1)/n
Answer: 6 triangles
Step-by-step explanation:
hope this helps :)
Answer:
Step-by-step explanation:
b