DAVID HAD 1 BUG IN HIS INSECT COLLECTION ON MONDAY, 3 BUGS ON TUESDAY, 6 BUGS ON WEDNESDAY, AND 10 BUGS ON THURSDAY. iF THE PATTERN CONTINUES, HOW MANY BUGS WILL HE HAVE IN HIS COLLECTION ON SATURDAY?
The amount by which the bugs increase increases by 1 each time.
So the sequence goes:
1, 3, 6, 10, 15, 21, 28...
So there are 21 bugs on Saturday