I'm not sure if I'm right but I got 21 don't depend on me to get ur answer correct tho Bc I'm not sure
Answer:
or 
Step-by-step explanation:
We need to divide 300 by 20.
We get
or
.
Answer is $506.25.
first month is $100,
second month is 100 times 1.5 which is 150.
thirst month is 150 times 1.5 which is 225.
fourth month is 225 times 1.5 which is 337.5
fifth month is 337.5 times 1.5 which is 506.25
a circle with a diameter of 2cm has a circumference of 6.28 cm