Hey band played three concerts and earned a total of $321 the banner in about the same amount for each concert estimate how much the band earn each night

The estimated amount earned by band each day is $107.

Step-by-step explanation:

Let the amount Hey band earned each night  = $k

Now, the band played for 3 nights.

So, the amount earned in 3 days = 3 x ( amount earned each day)

= 3 x $k =  $3k

Also, the band earned an amount of $321 in 3 days.

⇒$3k  = $321

or, k = 321/3

⇒ k = 107

Hence the estimated amount earned by band each day is $107.

he spend 5.1 minutes chatting with his friends

step-by-step explanation:

2/5+1/2=9/10

6/1-9/10=5 1/10