26.5
3.5
Twenty is to ten as six is to three. This is because ten is half of twenty, and three is half of six. The relationship is one of division by two.
Six and one third divided by two and one half is 28/15
21 ÷ 6/5 = 171/2
26.5
3.5
Six and one third divided by two and one half is 28/15
four with a remander of one
First of all, "a third of six" is not three, it is two...and half of twenty is ten. However, if by some mathematical gimmickry, a third of six were three then, by extension, half of twenty would be fifteen.
5,632 divided by 21 is 268.19047
21 ÷ 6/5 = 171/2
half? Not sure it is half. it was a answer to one of my crossword puzzles for math.
13.
4
according to my calculator 12.
negative six