Page 18: Drills | CCTT MathSummer

1. Five business people met for lunch and each person gave everyone else a business card. How many business cards were given out?	6. At the Drama club picnic everyone got a plain, white T-shirt and a marker. There were 15 people at the picnic and everyone wrote a message on everyone else's shirt. How many messages were written?
2. There were 12 people at Karen's New Year's Eve party. At midnight, all the people hugged each other once. How many hugs were given?	7. Amiel made 8 dots at random on a piece of paper. Then he drew a line from each dot to every other dot on the piece of paper. How many lines did he draw?
3. There were 10 cabins built in a woods. A separate path connects each cabin to each other cabin. How many paths are there?	8. Ms. Whelan gave her journalism class an assignment to bring in 5 ads cut from newspapers on Monday morning. There are 21 students in her class. If everyone did the assignment, how many ads would be brought in?
4. All the children in Ms. Garcia's second grade class gave everyone else a valentine. There were 20 students in the class. How many valentines were given out among the students?	9. Alma's garden club decided to do a cookie exchange at Christmas time. There are 7 members in the club and they each baked a dozen cookies for everyone else in the group. If each member didn't bake any for herself, how many dozen cookies were exchanged?
5. Six women living on the same street decided to have a recipe swap. Each woman copied her five favorite recipes for each of the other women. How many recipes did each woman receive? (Hint: read this problem carefully. It is not exactly like the other problems.)	10. Two companies decided to merge, and met to sign papers. Company A sent 3 officers and Company B sent 4 officers.; after the signing, each officer shook the hands of all the officers of the other company. How many handshakes were there?