15/22
If you mean 3/8 divided by 7 and 1/4 then the quotient is 3/58
7/8 divided by 49/16 = 7/8 x 16/49 = 2/7
seven eights. 1 half = 4 eights add 3 eights and you get 7 eights.
three or twent four eights
Seven eights plus three eights is ten eights. Now, possibly you intended to ask about eighths, rather than eights. Ten eighths is equal to one and a quarter. However, ten eights is equal to 80. The extra h makes a difference.
one sixteenth
Three and seven eights
one and seven eighths
Five and seven eighths
1.1667
Divide it and it should be 8 and a remainder of 1.