Susan wants to save $800 to buy a tv. She saves $19 each week. The amount, A (in dollars), that she still needs after w weeks is given by the following function

A(w)=800-19w

How much money does Susan still need after 5 weeks ?
If Susan still needs $349, how many weeks has she been saving?

The mean is found by adding up all the data points and dividing by the total number of data points. Susan is increasing the amount that she saves by $50 --since she will add $10 four times and by spending $5 less two times she is saving another $10 the mean will increase by

50

6

since this is over a 6 week period. Therefore the correct answer is The mean will increase by approximately $8.

Answer Link

Susan wants to save $800 to buy a tv. She saves $19 each week. The amount, A (in dollars), that she still needs after w weeks is given by the following function A(w)=800-19w How much money does Susan still need after 5 weeks ? If Susan still needs $349, how many weeks has she been saving?

Respuesta :

Otras preguntas

Susan wants to save $800 to buy a tv. She saves $19 each week. The amount, A (in dollars), that she still needs after w weeks is given by the following function

A(w)=800-19w

How much money does Susan still need after 5 weeks ?
If Susan still needs $349, how many weeks has she been saving?