Answer:
We write 4 times 4 because it includes 34,44,54,64in the data.
For a geometric sequence with common ratio
, we have
that is, the
-th term in the sequence is the product of the previous term and the common ratio
. So
Then the sum of the first 7 terms is
Notice that
so we can subtract this modified sum from
to get
We're told that
and
, so the sum of the first 7 terms is
Greater than 5.4 i hate the 20 characters rule
Answer:
The price for the first 100 customers is $142.00.
Step-by-step explanation:
Step 1: 10% of 179.99 = 17.99
Step 2: $179.99 - $17.99 = $162.00
Step 3: $162.00 - $20.00 = $142.00
183/3: 61mph
The answer would be 61mph.