April is arranging place cards for a wedding reception on a table. the bride's family has 154 cards and the groom's family has 140 cards. she wants the arrangements for the two families to have the same number of cards in each row. what is the greatest number of cards that she can place in a row?
a) 2
b) 14
c) 7
d) 22

Step by step explanation pls for 10 pts the length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?