To find the total amount of time Naysha spends listening to the radio in a 7-day period, we can multiply the amount of time she listens each day by the number of days. Naysha listens for
Let's evaluate each of the given expressions:
-
: This does not correctly represent the total listening time. -
: This is an improper fraction and does not properly relate to Naysha's listening time. -
: This is correct. It represents the multiplication of the daily time ( ) by the number of days (7). -
: This does not represent the total listening time. It adds the number of days to the listening time. -
: This sums the daily listening time for 7 days, which is correct. It can be simplified to . -
: This does not correctly relate to the total listening time.
The three correct expressions for the time Naysha spends listening to the radio in a 7-day period are:
In conclusion, the correct responses are: