Table:
0
A
B
C
D
E
F
1
aircraft id
aircraft
description
max gross weight
total disk area
max disk loading
2
1
Robinson R-22
Light utility helicopter
1,370 lb (635 kg)
497 ft² (46.2 m²)
2.6 lb/ft² (14 kg/m²)
3
2
Bell 206B3 JetRanger
Turboshaft utility helicopter
3,200 lb (1,451 kg)
872 ft² (81.1 m²)
3.7 lb/ft² (18 kg/m²)
4
3
CH-47D Chinook
Tandem rotor helicopter
50,000 lb (22,680 kg)
5,655 ft² (526 m²)
8.8 lb/ft² (43 kg/m²)
5
4
Mil Mi-26
Heavy-lift helicopter
123,500 lb (56,000 kg)
8,495 ft² (789 m²)
14.5 lb/ft² (71 kg/m²)
6
5
CH-53E Super Stallion
Heavy-lift helicopter
73,500 lb (33,300 kg)
4,900 ft² (460 m²)
15 lb/ft² (72 kg/m²)

Questions and formulas:
Question: How many aircrafts are there?
Formula: ROWS(UNIQUE(B1))
Formula2: ROWS(UNIQUE(B2:B6))
Level: easy
Question: What is the number of aircraft?
Formula: ROWS(UNIQUE(B1))
Formula2: ROWS(UNIQUE(B2:B6))
Level: easy
Question: List the description of all aircrafts.
Formula: C1
Formula2: C2:C6
Level: easy
Question: What are the descriptions for the aircrafts?
Formula: C1
Formula2: C2:C6
Level: easy
Question: Total number of aircraft
Formula: ROWS(UNIQUE(B1))
Formula2: ROWS(UNIQUE(B2:B6))
Level: easy
Question: Aircraft descriptions
Formula: UNIQUE(HSTACK(C1,B1))
Formula2: UNIQUE(HSTACK(C2:C6,B2:B6))
Level: easy
Question: Aircraft descriptions
Formula: UNIQUE(HSTACK(C1,B1))
Formula2: UNIQUE(HSTACK(C2:C6,B2:B6))
Level: easy
Question: How many aircrafts?
Formula: ROWS(UNIQUE(B1))
Formula2: ROWS(UNIQUE(B2:B6))
Level: easy
Question: What is the description of each aircraft?
Formula: UNIQUE(HSTACK(C1,B1))
Formula2: UNIQUE(HSTACK(C2:C6,B2:B6))
Level: easy
Question: the descriptions of the aircrafts
Formula: UNIQUE(HSTACK(C1,B1))
Formula2: UNIQUE(HSTACK(C2:C6,B2:B6))
Level: easy
Question: How many aircrafts in total?
Formula: ROWS(UNIQUE(B1))
Formula2: ROWS(UNIQUE(B2:B6))
Level: easy
Question: How many aircrafts?
Formula: ROWS(UNIQUE(B1))
Formula2: ROWS(UNIQUE(B2:B6))
Level: easy