Question
For every 9 calendars that Diego sells, Adam sells 4. Diego sold 108 calendars last month. How many calendars did Adam sell?
Answers
Anonymous
(4/9)*108 = 4 * 12
Bosnian
A = number of calendars sold by Adam
D = number of calendars sold by Diego
For every 9 calendars that Diego sells, Adam sells means:
D / A = 9 / 4
Cross multiply
9 A = 4 D
A = 4 / 9 D
A = 4 / 9 ∙ 108 = 432 / 9 = 48
D = number of calendars sold by Diego
For every 9 calendars that Diego sells, Adam sells means:
D / A = 9 / 4
Cross multiply
9 A = 4 D
A = 4 / 9 D
A = 4 / 9 ∙ 108 = 432 / 9 = 48