% and Factors
Calculadora
Review :0
Misc
100
What is 72% as a decimal?
0.72 or .72
100
2(3)^x = ? when x = 4
162
100
2x + 8 = 12
Solve
x = 2
100
How Tall is Mr Ross?
6'4"
200
What percentage is the function below growing by?
2(1.15)^x
15%
200
The number of tadpoles that hatch in a pond increases by 12% every day for a week. The equation
10(1.12)^t
gives the number of tadpoles after t days. How many tadpoles have hatched after 3 days?
14 - 14.05
200
What is the mean of the set
2, 4, 6, 7, 8, 9
6
200
Trashketball bb
Cash
300
If a population of rats is decreasing by a rate of 23%, what factor is it decreasing by?
1 - 0.23 = 0.77
300
The number of 9th graders that act like high schoolers increases by 14% every month since September. On the first day of school there is 24 9th graders that already act like high schoolers
How many will act like high schoolers in March?
24(1.14)^6= 52 to 53
300
f(x) = 30 - 2x. What is f(7)?
f(7) = 16
300
What movie contains the image below?
Hercules
400
The number of $ in your bank account is currently $60. Every month it increases by 12%. Write an equation that represents how much money you have after x months.
60(1+0.12)^x=60(1.12)^x
400
The amount of students who eat hot lunch at school decreases by 4% every day, with 700 students currently eating hot lunch. How many students will be eating hot lunch in 2 weeks?
700(1-0.04)^14=395
400
What percentage of people who prefer hot dogs are 18+ years old?
2/22 = 0.09 = 9%
400
What is the coldest air temperature ever recorded in Minnesota?
a. -30 F/ -34 C
b. -48 F/ -44 C
c. -60 F/ -51 C
d. -68 F/ -56
c. -60 F/ -51 C
500
Looing at the equation below, by what % is the equation decreasing?
2.45(0.95)^x
5%
500
The graph above shows the equation
1.87(1.203)^x
The two points on the graph are given as (2, c) and
(5, d). What is c/d?
0.574
500
Find the inverse of
y=2x-6
(y+6)/2=x
500
Name the song/artist
Bruno Mars - Marry You