Answer
455
Step-by-step explanation:
(1×1) + 1 = 2
(2×2) + 2 = 6
(6×3) + 3 = 21
(21×4)+4 = 88
(88×5)+5 = 445
828.6 repeating (or 829 rounded up) feet per second.
Answer:
$20
Step-by-step explanation:
First we will change the ratio so that we are finding how much money Siti receives to the total amount of money.

Now we can solve for how much money Siti receives using a proportion.

We can see that the denominator increases 5 times, so the numerator must increase 5 times too. This means Siti receives $20.