Mathematics, 09.12.2020 20:20 robert7248

The chart below contains the results of a survey of 25 students who were asked which musical instrument they play best.

Instrument Played Best
Instrument
Students
Violin
1
Piano
6
Guitar
2
Drums
3

What percent of the students responded to the survey?
12%
21%
48%
52%

Which situation involves a change modeled by a negative number but an end result modeled by a positive number?
Jake started his hike at an elevation of 23 meters, traveled down the mountain and stopped at an elevation of –2 meters.
Marissa had $64 in her savings account. She then withdrew $20 to buy some sandals.
Lorelei owed her mother $15. She then got $10 in a birthday card from her grandmother.
Javier was scuba diving and swam up 6 meters from the ocean floor to sea level to reach his boat.

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