Steve can complete the 100m dash in 10 seconds while paul can run it in 12 seconds. how does steve's time compare to paul's

Timed*** there are 8 rows and 8 columns, or 64 squares on a chessboard. suppose you place 1 penny on row 1 column a, 2 pennies on row 1 column b, 4 pennies on row 1 column c, and so on … how many pennies are on each square? a =   b =   c = d =   e =   f = g =   h =

Which fraction below is equivalent to 10/12?

Which one ? is the answer and how to find this answer