Answer:
The percent change in Nancy height is 10%
Step-by-step explanation:
Given : when Nancy started middle school, she was 60 inches tall. when she started high school, she was 66 inches tall.
We have to find the percent change in her height.
Percentage change is given by the ratio of the difference in old value and new value to the old value times 100
Mathematically written as

For the given data,
Old value = 60 inches
New value = 66 inches
Thus, the Percentage change is given as,

Simlify, we have,

Thus, The percent change in her height is 10%
Answer: 3
Step-by-step explanation: just a regalar algebra equation but with a less than or equal sign
Answer:
5.85
Step-by-step explanation:
how long she is gonna be jumping
Answer:

Step-by-step explanation:

Hence,

Multiply both numerator and denominator by 10:

Add 3/10 to get

Answer:
$50.70
Step-by-step explanation:
$8.80+$8.10=$16.90
$16.90x3=$50.70