lokj lokj
  • 02-03-2018
  • Mathematics
contestada

How do I do 21? (Will mark brainlest for explaining)

How do I do 21 Will mark brainlest for explaining class=

Respuesta :

jinc0930
jinc0930 jinc0930
  • 02-03-2018
let's say the number is x
75%of x is 15
75%x=15
0.75x=15
x=15/0.75
x=20

or you can say 3/4x=15
x=15*4/3
x=20
Answer Link

Otras preguntas

What adds up to positive 5 but multiplies to negative 6?
Which fallacy is evident in this sentence? Either we attack when our enemies least expect it, or we prepare to be completely destroyed. ad hominem red herring f
All the following were important abolitionists EXCEPT (A) David Walker (B) Frederick Douglass (C) William Lloyd Garrison (D) Sarah Bagley
What was the Marshall Plan? A. a military plan to defeat the Soviet Union and contain the threat of communism B. a program to aid European nations
Many minorities battled discrimination by (A) getting an education (B) opening businesses (C) relocating their families (D) organizing advocacy groups
seven times the quotient of five and seven
Many minorities battled discrimination by (A) getting an education (B) opening businesses (C) relocating their families (D) organizing advocacy groups
Which statement is part of the cell theory? A. Cells are composed of organic molecules. B. Cells have DNA as their genetic material. C. Cells have cytoplasm sur
what ideas did Greek philosophers develop
• Founded a Roman Catholic religious order known as the Jesuits • Made a Catholic saint on March 12, 1622 by Pope Gregory XV • Fought against the Protestant Ref