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Math Practical Problems for Human Beings

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Igor Kokcharov
Igor Kokcharov

This document presents 10 math word problems related to practical scenarios involving heartbeats, time spent shaving, handshakes at a conference, distributing roses to dancing partners, calculating real age from a description excluding weekends and months, comparing group completion of a project, and comparing production of mentors and apprentices. Each problem is accompanied by a link to an answer and the full document encourages downloading a free e-book with more practical math problems.

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?A+Click Practical Math Problems for Human Beings
Math Practical Problems we meet in real life ?A+Click
?A+Click 1. Heartbeats The typical healthy resting heart rate in adults is 60¨C80 beats per minute. If you live 100 years, how many times will your heart beat?
How many times heavier than a baby is an adult? 2. A baby ?A+Click
Can you find two New Yorkers with the same number of hairs? 3. Two New Yorkers ?A+Click
Bob shaves himself 4 minutes per day. If he lives 70 years, what is total amount of time spent shaving? 4. Clean Shave ?A+Click
On an island, all parents continue to have children until they have a boy. What is the proportion of boys to girls on the island? 5. Boys and Girls ?A+Click
6. Handshakes ?A+Click Ten men met at a conference. Each man shook hands with each of the other men exactly once. How many handshakes took place?
7. A Dancer ?A+Click Henry has 100 roses. He gives them to his dancing partners in such a way that each girl gets at least one flower and no two girls get the same number of flowers. What is the largest number of girls with whom he could dance?
8. Age ?A+Click A lady, attempting to avoid revealing her real age to her husband, says: I'm twenty-two years old if you do not count weekends and one summer month of every year. Guess her real age.
Anna (A), Bill (B), Cindy (C), and Daniel (D) work on a project. Together, A, B, and C can complete it in 100 days. Together, B, C, and D can complete it in 101 days. Together, C, D, and A can complete it in 102 days. Together, D, A, and B can complete it in 103 days. Who is the best performer? 9. The Best Performer ?A+Click
Three mentors and four apprentices produce as many devices in five days as two mentors and four apprentices do in six days. Who is the best performer? 10. Mentors and Students ?A+Click
1. http://www.aplusclick.com/t.htm?q=1010 2. http://www.aplusclick.com/t.htm?q=3492 3. http://www.aplusclick.com/t.htm?q=2233 4. http://www.aplusclick.com/t.htm?q=2289 5. http://www.aplusclick.com/t.htm?q=2191 6. http://www.aplusclick.com/t.htm?q=613 7. http://www.aplusclick.com/t.htm?q=1970 8. http://www.aplusclick.com/t.htm?q=1055 9. http://www.aplusclick.com/t.htm?q=2156 10.http://www.aplusclick.com/t.htm?q=2177 Answers ?A+Click
The free e-book features the best A+Click practical problems. Search ¡°A+ Click Everyday Math¡± https://itunes.apple.com/book/a+-click-everyday-math/id527044178?mt=11 Even more: ?A+Click

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Math Practical Problems for Human Beings

  • 2. Math Practical Problems we meet in real life ?A+Click
  • 3. ?A+Click 1. Heartbeats The typical healthy resting heart rate in adults is 60¨C80 beats per minute. If you live 100 years, how many times will your heart beat?
  • 4. How many times heavier than a baby is an adult? 2. A baby ?A+Click
  • 5. Can you find two New Yorkers with the same number of hairs? 3. Two New Yorkers ?A+Click
  • 6. Bob shaves himself 4 minutes per day. If he lives 70 years, what is total amount of time spent shaving? 4. Clean Shave ?A+Click
  • 7. On an island, all parents continue to have children until they have a boy. What is the proportion of boys to girls on the island? 5. Boys and Girls ?A+Click
  • 8. 6. Handshakes ?A+Click Ten men met at a conference. Each man shook hands with each of the other men exactly once. How many handshakes took place?
  • 9. 7. A Dancer ?A+Click Henry has 100 roses. He gives them to his dancing partners in such a way that each girl gets at least one flower and no two girls get the same number of flowers. What is the largest number of girls with whom he could dance?
  • 10. 8. Age ?A+Click A lady, attempting to avoid revealing her real age to her husband, says: I'm twenty-two years old if you do not count weekends and one summer month of every year. Guess her real age.
  • 11. Anna (A), Bill (B), Cindy (C), and Daniel (D) work on a project. Together, A, B, and C can complete it in 100 days. Together, B, C, and D can complete it in 101 days. Together, C, D, and A can complete it in 102 days. Together, D, A, and B can complete it in 103 days. Who is the best performer? 9. The Best Performer ?A+Click
  • 12. Three mentors and four apprentices produce as many devices in five days as two mentors and four apprentices do in six days. Who is the best performer? 10. Mentors and Students ?A+Click
  • 13. 1. http://www.aplusclick.com/t.htm?q=1010 2. http://www.aplusclick.com/t.htm?q=3492 3. http://www.aplusclick.com/t.htm?q=2233 4. http://www.aplusclick.com/t.htm?q=2289 5. http://www.aplusclick.com/t.htm?q=2191 6. http://www.aplusclick.com/t.htm?q=613 7. http://www.aplusclick.com/t.htm?q=1970 8. http://www.aplusclick.com/t.htm?q=1055 9. http://www.aplusclick.com/t.htm?q=2156 10.http://www.aplusclick.com/t.htm?q=2177 Answers ?A+Click
  • 14. The free e-book features the best A+Click practical problems. Search ¡°A+ Click Everyday Math¡± https://itunes.apple.com/book/a+-click-everyday-math/id527044178?mt=11 Even more: ?A+Click