February 29 is a date that usually occurs every four years, and is called a leap day.
This day is added to the calendar in leap years
as a corrective measure, because the earth doesn't orbit the sun in precisely 365 days.
(The Gregorian calendar is a modification of the Julian calendar first used by the Romans.)
<u>D. Constructive</u>
Standing refers to the types of wave and antinode is a point on the wave. Only constructive and destructive are interference, and destructive only happens when they are <u>out</u> of phase
Answer:
A. rate at t=0 R(0) = 1.2 rate at t=12 R(12) = 1.4 for maximum amount let say that just after t=0 rate became 1.4 and stayed 1.4 for whole 12 minutes max. amount of coke = 12 * 1.4 = 16.8 gallons B. u
Explanation: