2sweetheartj27 2sweetheartj27

02-11-2017
Mathematics

contestada

Number 7 plz. Grade 7 Math. Pre algebra

Number 7 plz Grade 7 Math Pre algebra class=

Respuesta :

dannielle dannielle

02-11-2017

The price up to 20% was
120*40/100=48 $

The cost down by 20% is:
48*80/100=3840/100=38,4 $

38,40=40*x/100
x=38,4*100/40=3840/40=96 %

Answer Link

Otras preguntas

Which of the following was the main reason that American colonists opposed the Stamp Act of 1765? A. The act was taxation without representation. B. The tax was

Which sentence is punctuated correctly? I used the green pen, not the red one for my homework. I used the green pen, not the red one, for my homework. I used th

Describe what the idea of "rule of law" meant to the average Roman.

In which sentence is the fraction written correctly? A. Jessie has finished one-quarter of her paper route. B. The hungry boy ate seven-eighths of the pizza.

What is the ratio of cups to quarts in a carton of milk? The choices are: [A] 1:1 [B] 1:4 [C] 4:1 [D] 4:5

Sam lived 4 miles from his school. If he rode his bike 2/7 of the distance and then walked the rest, how far did he ride his bike?

What did james hutton propose in 1795?

On May 5, 1868, in his capacity as commander-in-chief of the Grand Army of the Republic, a veterans' organization, he issued a proclamation that "Decoration Day

What northern state was the first to observe Memorial Day? Virginia Massachusetts New York Pennsylvania

the area of a parallelogram os 150 square meters the height of the parallelogram is 15 meters what is the length of the parallelogram