Answer:
Katherine need to work minimum 10 hours lifeguarding to meet her requirements
Step-by-step explanation:
Given:
Rate for Lifeguarding = 
Rate for walking dogs = 
She had worked 2 hours walking dog
Money for walking dogs = Rate for walking dogs
hours worked=
she can work a maximum of 15 total hours and must earn at least $160.
Let hours required for lifeguarding be x
Money for life guarding = Rate for walking dogs
hours worked for lifrguarding= 
Total Money she must earn = Money for lifeguarding + Money for walking dogs

Rounding to nearest hour
Katherine need to work minimum 10 hours lifeguarding to meet her requirements
Answer:
72 cubic inches
Step-by-step explanation:
A volume of a box can be found using this equation: l x w x h
Length x Width x Height. We're given all 3 of the values, so multiply them together and voila, it's the volume of the given box!
8 x 3 x 3 = 72
Answer:
The area of the box is equal to 9^3 = 729 in^3
729<1000
Step-by-step explanation:
No since the volume of the box is less than the total volume of the cubes
Answer:
A≈61.94
Just plug it into a calculator
Answer:
Step-by-step explanation:
Hey there this si the upper and lower bound for 17
16.5<17<17.5