Identify the pattern for the following sequence. find the next three terms in the sequence.

-15, -11, -7, -3,
a.
subtract 4; -7, -11, -15
b.
add 4; 2, 6, 10
c.
subtract 4; 1, 5, 9
d.
add 4; 1, 5, 9

Andy is making a design using ice cream sticks that are 4 and 1/2 in long he wants this long side of his designed to be no longer than 24 inches what is the greatest number of sticks that any can use on his long side of his design

1. during first 10 seconds 2. between 10 seconds and 35 seconds 3. during 35 seconds to 40 seconds

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.