Arnold and bart were sharing some 'pokemon cards'. for every 4 cards that arnold had, bart had 1 card. so if arnold had 32 cards, bart had 8 cards. if bart had 20 cards in all, how many cards did arnold have?

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !

Ten members of balin's soccer team ran warm ups for practice. each member ran the same distance. their combined distance was 5/6 of a mile. to find the distance that each member ran, balin wrote the expression below.