The patter of dots shown below continues infinitely, with more dots being added at each step.
Step 1
Step 2
Step 3
Which expression can be used to determine the number
of dots in the nth step?
F
n+2
G 2n + 1
H n(n+1)
J
3n

The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.