Hello, I am working on SQL codes but I just can't figure out these remaining questions. Would anyone be able to help?

5.4) Write an SQL statement to list the Name of employees who have worked on a property in New York .

5.5) Write an SQL statement to list the names of employees who have worked on a property owned by a Corporation .

5.6) Write an SQL statement to show the name and sum of HoursWorked for each employee.

5.7) Write an SQL statement to show the sum of HoursWorked for each ExperienceLevel of EMPLOYEE. Sort the results by ExperienceLevel in descending order.

5.8) Write an SQL statement to show the sum of HoursWorked for each Type of OWNER but exclude services of employees who have an ExperienceLevel of Junior and exclude any Type with less than three members.

EMPLOYEE

EmployeeID	LastName	FirstName	CellPhone	ExperienceLevel
1	Murray Dale R. Murray	Dale	206-254-3456	Senior
2	Murphy	Jerry	585-545-8765	Master
3	Fontaine	Joan	206-254-4567	Junior
4	Evanston	John	206-254-2345	Junior
5	Smith	Sam	206-254-1234	Master

OWNER

OwnerID	OwnerName	Email	Type
1	Mary Jones	MJones@somewhere.com	Individual
2	DT Enterprises	DTE@dte.com	Corporation
3	Sam Douglas	SDouglas@somewhere.com	Individual
4	UNY Enterprises	UNYE@unye.com	Corporation
5	Doug Samuels	DSamuels@somewhere.com	Individual

PROPERTY

PropertyID	PropertyName	Street	City	State	Zip	OwnerID
1	Eastlake Building	123 Eastlake	Seattle	WA	98119	2
2	Elm St Apts	4 East Elm	Lynwood	WA	98223	1
3	Jefferson Hill	42 West 7th St	Bellevue	WA	98007	2
4	Lake View Apts	1265 32nd Avenue	Redmond	WA	98052	3
5	Kodak Heights Apts	65 32nd Avenue	Rochester	NY	14604	4
6	Private Residence	1456 48th St	Bellevue	WA	98007	1
7	Private Residence	1567 51st St	Bellevue	WA	98007	3
8	Private Residence	567 151st St	Rochester	NY	14604	5

SERVICE

PropertyID	EmployeeID	ServiceDate	HoursWorked
1	5	5/5/2008	4.5
2	4	5/8/2008	2.75
3	1	5/8/2008	4.5
4	5	5/19/2008	3
5	2	5/12/2008	7.5
6	3	5/10/2008	2.5
7	4	5/19/2008	2.5
8	2	5/15/2008	2.75