Chance from experiments, and predicting from it
Grade 7 Math Worksheet - Challenge Me
Circle the best answer, or write your answer on the line.
Upright 14 | on its side 22 | on its cap 4. Esme flipped a water bottle 40 times. Based on the tally, about how many of the next 200 flips should land on its side or on its cap?
Face up 28 | face down 17 | on its edge 5. Jun tossed a button 50 times. Based on the tally, about how many of the next 300 tosses should land face down or on its edge?
In the bucket 10 | on the rim 9 | missed 6. Kira tossed a bean bag at a bucket 25 times. Based on the tally, about how many of the next 100 tosses should hit the rim or miss?
Upright 16 | on its side 37 | on its cap 7. Luz flipped a water bottle 60 times. Based on the tally, about how many of the next 240 flips should land upright or on its cap?
Milo's water bottle landed upright 9 times, which was 15% of all its flips. How many flips did Milo make?
Zee tossed a button 12 times and it landed face up 3 times. A friend tossed it 36 times for 20 face ups. Together, what fraction of the tosses landed face up, in simplest form?
Bo planted 10 seeds and 7 sprouted. A neighbor planted 40 seeds the same way and 22 sprouted. Together, what fraction of the seeds sprouted, in simplest form?
Kira's button landed face up 7 of 20 tosses. Bo's button landed face up 17 of 50 tosses. Whose tally shows the larger share of face-up landings?
- The shares are the same
- Bo's tally
- Kira's tally
Noah got a bean bag in the bucket 14 of 25 tosses. Pia got it in 44 of 80 tosses. Whose tally shows the larger share of tosses in the bucket?
- Pia's tally
- The shares are the same
- Noah's tally
Esme spun a spinner with parts of different sizes 60 times: star 30, moon 15, sun 10, heart 5. Which model of chances fits the tally?
- star 30, moon 15, sun 10, heart 5
- star 1/4, moon 1/4, sun 1/4, heart 1/4
- star 1/2, moon 1/4, sun 1/6, heart 1/12
- star 1/2, moon 1/4, sun 1/6, heart 1/6