The African-American soldiers were enthusiastically fighting the dictatorships in foreign countries but while back home they used to face racism and segregation from the White Americans. So they were fighting the Double War--against the foreign dictators or enemies and racists enemies within.
Take 3.27 and divide that by 1.09 (for the oranges) 3.27/1.09=3lbs. of oranges then take 4.76 and divide that by 1.19 (for the pears) 4.76/1.19=4lbs. of pears add 4+3 to get how many lbs. in all 4+3=7
