Question

11 sophie teaches piano lessons for $40 each and guitar lessons for $20 each. this month, sophie hopes to make no less than $500. if sophie teaches 6 piano lessons, what is the minimum number of guitar lessons she needs to meet her goal? guitar lessons

Explanation:

Step1: Calcular el ingreso de las lecciones de piano

$40\times6 = 240$

Step2: Calcular el ingreso faltante

$500 - 240=260$

Step3: Calcular el número mínimo de lecciones de guitarra

$260\div20 = 13$

Answer:

13