First, write the rate as a decimal by moving the decimal point two places to the left from the percent.
r = 5% = 0.05
C = p + rp
C = 30.99 + 0.05 * 30.99
C = 30.99 + 1.55
C = 32.54
Answer: The total cost is $32.54
Answer:
10x-40
Step-by-step explanation:
5 times 2x minus 40 works because of the distributive property
Exact form
-3/2
Decimal form
-1.5
Mixed number form
-1 1/2
Answer:
f(x)=8
Step-by-step explanation:
f(x)=(8)1/2+4 add and came up with f(x)=8.
Answer:
446.75 y^2
Step-by-step explanation:
First, Kelly found the area of a circle, not half a circle, which is on top of the figure. She also shouldn't have subtracted the area of the circle by the airea of the base, as she is trying to find the area of the ENTIRE figure.
.5 TIMES pi times 9^2 = 122.75
the second part, calculating the square base is correct..
122.75+324 = 446.75 y^2
