1. Invitations were sent to 118 relatives for a family get-together. Only 94 relatives came. How many relatives did not come?   2.  There are five members in Mark's family. Their total weight is 308 kg. His own weight is 33 kg. How many kilograms do the other four members weigh?   3. Mr. Nelson will be 71 next year. His son is 32 years younger than him. How many years old is his son at present?   4. A family party has 86 adults, 19 boys, and 18 girls. How many more adults are there at the party than children?   5. For Christmas, Mr. Young gave $89 to his two sons. He gave $58 to the elder son. How many dollars did he give the younger son?