Ally's little sister takes five steps to cover the same distance that Ally covers in three steps if Ally takes 82 steps walking home from school how many steps does her sister take

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant.given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.