Answer:
Percent increase = 25%
Step-by-step explanation:
Given that:
Old price of shoes = $65
New price of shoes = $81
Difference = 81 - 65
Difference = 16
Percent increase = 
Percent increase = 
Percent increase = 0.246 * 100
Percent increase = 24.6%
Rounding off to nearest whole number
Increase = 25%
Hence,
Percent increase = 25%
F(-4)= 9*3^(-4)=9/(3^4)=1/9
1.
Multiply 2y by 4y because they are similar
8y=8
8/8=1
Answer:
1.7
Step-by-step explanation: