15% x
100 1.15 X is your variable, your unknown number and 15% has to always be over 100 , Then you have to cross multiply and divide 100 because that is the only number basically you have to just multiply across and divide 100 to make it to the nearest cent you have to round the last two numbers after the decimal Representing money.. Hope this helps!!
Answer:

Step-by-step explanation:
So when we multiply this is what we get:

then we multiply the 4 by 13:

then after that we add 52+5 and we get:

Answer:7 cm
Step-by-step explanation: you know everything except the radius. Use this equation to help you: 44=2*pi*radius
Divide 44 by 2pi. Then u have your radius which is 7
Answer:
6750
Step-by-step explanation:
simple interest = P×r%×t
P = $6000
r = 2.5%
t = 5 years
I = 6000 × 2.5/100 × 5
= 750
6000 + 750 = $6750