Sandra needs to earn $1300 per month in order to help her family meet their basic needs. She can only work 15 hours per week. What is the minimum amount she can earn per hour in order to meet her family's basic needs?

The minimum amount she can earn per hours in order to meet her family's needs will approximately be $20.

Step-by-step explanation:

Sandra needs to earn $1300 per month in order to help her family meet their basic needs. Her monthly income for her to be able to take care of her family should be $1300. She can only work 15 hours in a week . The amount she can earn per hour in order to meet her family's basic needs is calculated below.

Some months has 4 weeks plus 3 days( 4.4286 weeks) while some have 4 weeks plus 2 days(4.2857 weeks ) .Only February during common year has exactly 4 weeks.

Let us use 4.345 weeks for 1 month.

if 1 week = 15 hours of work

4.345 weeks = ? hours

cross multiply

4.345 × 15 = 65.175  hours.

She works 65.175 hours in a month. The minimum amount she can earn per hours in order to meet her family's needs will be

amount per hours = 1300/65.175

amount per hours = 19.9462984273

amount per hours ≈ $20

The minimum amount she can earn per hours in order to meet her family's needs will approximately be $20.