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
The answer is 12.
40✖️0.30 = 12.
Therefore 12 more people adopted a manatee. Hope this helps
Answer:
The correct answer is Approximately 6-10 pounds
Step-by-step explanation:
According to the given statement a toy American Eskimo dog has a mean weight of 8 pounds with a standard deviation of 1 pound
According to normal distribution 95% dogs lie between 2 std deviation on either side of the mean.
Therefore lower bound = 8-2 = 6
Upper bound = 8+2 = 10
Thus the range would be approximately 6–10 pounds ....