Table:
0
A
B
C
D
E
F
1
Name
Period
Wins
Draws
Losses
Efficiency %
2
Hussein Abdullah
May 1999 – Dec 2000
0
1
7
6.3%
3
Ali Said Gouled
Nov 2001 – Dec 2002
1
2
4
28.6%
4
Ali Abdi Farah
Oct 2003 – Dec 2005
1
0
8
11.1%
5
Daniel Muwathe
Oct 2006 – Dec 2006
0
0
6
0%
6
Hussein Abdullah
Oct 2007 – Dec 2007
0
0
4
0%
7
Ali Abdi Farah
Sept 2008 – Dec 2009
2
0
6
25%
8
Ahmed Abdi Mahamed
Jan 2010 – Mar 2010
26
24
50
50%
9
Benjamin Winsvold
Oct 2010 – Dec 2010
0
0
23
0%
10
Jostein Østefjells
Oct 2011 -
19
0
0
100%

Questions and formulas:
Question: what is the number of losses with draws less than 1 and 6.3% efficiency?
Formula: SUM(FILTER(E1, (F1="6.3%")*(D1<1)))
Formula2: SUM(FILTER(E2:E10, (F2:F10="6.3%")*(D2:D10<1)))
Level: easy
Question: what is the number of draws for ali said gouled?
Formula: SUMIFS(D1,A1,"ali said gouled")
Formula2: SUMIFS(D2:D10,A2:A10,"ali said gouled")
Level: easy
Question: what is the number of draws when there are 4 losses and 28.6% efficiency?
Formula: SUM(FILTER(D1, (E1=4)*(F1="28.6%")))
Formula2: SUM(FILTER(D2:D10, (E2:E10=4)*(F2:F10="28.6%")))
Level: easy