Table:
0
A
B
C
D
E
F
G
1
apartment booking id
apartment id
guest id
booking status code
booking start date
booking end date
apartment bookings
2
258
10
2
Provisional
2016-09-26 17:13:49
2017-10-07 11:38:48
3
279
15
15
Provisional
2016-04-01 06:28:08
2017-10-25 11:08:42
4
337
8
5
Provisional
2017-03-13 16:20:14
2018-02-19 16:59:08
5
343
4
13
Confirmed
2016-08-04 10:33:00
2017-09-29 12:43:50
6
365
9
12
Confirmed
2017-02-11 14:34:14
2017-10-07 20:47:19
7
401
7
14
Provisional
2016-05-24 20:09:38
2017-10-03 01:56:21
8
497
10
8
Confirmed
2016-07-25 02:57:04
2017-09-28 11:08:15
9
526
8
7
Confirmed
2016-11-26 05:04:31
2018-02-25 15:15:37
10
575
6
3
Provisional
2017-05-13 18:17:20
2017-10-06 11:15:58
11
577
12
2
Provisional
2017-03-04 02:23:49
2018-02-06 16:57:05
12
623
4
5
Provisional
2016-06-07 05:05:18
2017-11-13 13:59:45
13
807
11
2
Provisional
2016-04-17 12:53:59
2018-03-20 17:32:58
14
889
10
4
Confirmed
2016-09-28 05:00:50
2017-09-30 18:41:04
15
920
2
2
Confirmed
2017-04-07 04:53:27
2017-11-29 12:59:42
16
924
8
3
Confirmed
2017-07-03 14:15:56
2017-11-12 01:05:09

Questions and formulas:
Question: Total number of apartment bookings
Formula: ROWS(UNIQUE(G1))
Formula2: ROWS(UNIQUE(G2:G16))
Level: easy
Question: How many apartment bookings?
Formula: ROWS(UNIQUE(G1))
Formula2: ROWS(UNIQUE(G2:G16))
Level: easy
Question: Start dates, end dates and bookings for apartments.
Formula: UNIQUE(HSTACK(E1,F1,G1,B1))
Formula2: UNIQUE(HSTACK(E2:E16,F2:F16,G2:G16,B2:B16))
Level: easy
Question: Apartment bookings with their corresponding starting and ending dates.
Formula: UNIQUE(HSTACK(E1,F1,G1))
Formula2: UNIQUE(HSTACK(E2:E16,F2:F16,G2:G16))
Level: easy
Question: How many apartment bookings under each status?
Formula: SUMMARIZE(D1,DCOUNTX(G1))
Formula2: SUMMARIZE(D2:D16,DCOUNTX(G2:G16))
Level: easy
Question: How many apartment bookings for each booking status?
Formula: SUMMARIZE(D1,DCOUNTX(G1))
Formula2: SUMMARIZE(D2:D16,DCOUNTX(G2:G16))
Level: easy
Question: How many apartment bookings realized?
Formula: ROWS(UNIQUE(G1))
Formula2: ROWS(UNIQUE(G2:G16))
Level: easy
Question: The apartment bookings and the corresponding starting and ending dates.
Formula: UNIQUE(HSTACK(E1,F1,G1))
Formula2: UNIQUE(HSTACK(E2:E16,F2:F16,G2:G16))
Level: easy
Question: How many apartment bookings under each booking status?
Formula: SUMMARIZE(D1,DCOUNTX(G1))
Formula2: SUMMARIZE(D2:D16,DCOUNTX(G2:G16))
Level: easy