Week 3
Day 2
Name
Date
LESSON
6-3
Class
Using Ratios and R...
Mathematics, 01.04.2020 03:10, smarty5187
Week 3
Day 2
Name
Date
LESSON
6-3
Class
Using Ratios and Rates to Solve Problems
Success for English Learners
Problem 1
Mrs. O'Hara frames 5 pictures in 3 hours. Use a table to predict how many
pictures she will frame in her workweek of 30 hours.
pictures
framed 5 10 15
20 25
50
hours 369 12 15
30
Mrs. O'Hara probably frames about 50 pictures in her workweek.
Problem 2
Mr. Suarez plants 6 large trees in 8 hours. Use a double number line to
predict how many large trees he will plant in his workweek of 40 hours.
16
24
hours
32
40
HHH
+
+
Mr. Suarez will plant 30 large trees in 40 hours.
You can use a table or a double number line. Predict how many sit ups
each person can do in 12 seconds.
1. Janet does 3 sit ups in 2 seconds.
2. Paulo does 5 sit ups in 6 seconds.
3. Shah does 3 sit ups in 4 seconds.
4. Which method do you prefer to predict: table or a number line?
Explain.
Original content Copyright
by Houghton Mifflin Harcourt Additions and changes to the original content are the responsibility of the in
125
Answers: 3
Mathematics, 21.06.2019 22:30, 24lfoster
Ascientist places 24 cells in a petri dish. she knows the cells grow at an exponential rate, doubling in number every hour. how long will it take (in hours) for there to be 1100 cells in the dish? time to 1100 cells: 5.51832530 hours how long will it take to reach 110 cells? time to 110 cells : 2.1963972 hours what is the average rate of change in the number of cells between 9 hours and 11 hours? average rate of change: cells per hour what is the instantaneous rate of change after 7 hours? instantaneous rate of change: cells per hour note: you can earn partial credit on this problem.
Answers: 1
Mathematics, 11.11.2020 14:00
History, 11.11.2020 14:00
History, 11.11.2020 14:00
Mathematics, 11.11.2020 14:00
History, 11.11.2020 14:00
English, 11.11.2020 14:00