Answer:
<h3>H. 150 ft</h3>
Step-by-step explanation:
Given the height of a golf ball in feet modelled by the formula h(t) = -16t² + 100x where t is in seconds, we are to find the height of the golf after 2.5 seconds. To do that we will simply substitute t = 2.5secs into the formula given;
Hence the height of the golf after 2.5 seconds is 150ft.
<span>peter will need 60 packages of biscuits and pamphlets.</span>
Let
be the average salary of an employee. Since the salary of the business man is 6 times the average salary of an employee, his salary will be
. We also know that the sum of the salary of the businessman and the average salaries of his 10 employees is 640000, so:
Solving for
:
The average salary of an employee is 4000, so the salary of the businessman will be
.
We can conclude that the business man's salary that year was 24000.