amaritzapatton amaritzapatton

03-12-2021
Mathematics

contestada

The average cost of gas in 2015 was $3.40. The average cost of gas in 2018 was $2.35. What is the percent decrease in the cost?

Respuesta :

reinhard10158 reinhard10158

03-12-2021

Step-by-step explanation:

100% = $3.40

1% = 100%/100 = 3.4 / 100 = 0.034

the price difference between 2015 and 2018 is

3.4 - 2.35 = 1.05

how many % of the original price in 2015 is this ?

1.05 / 0.034 ≈ 30.88

so, the price decrease was about 30.88%

Answer Link

Otras preguntas

Which cell structure has a cells genetic material ?

What is the most logical sequence of steps for splicing foreign DNA into a plasmid and inserting the plasmid into a bacterium? I. Transform bacteria with recomb

I NEED URGENT HELP WITH 18-21

One hypothesis that has been proposed regarding the origin of life suggests that life evolved from an "RNA world" to todays "DNA world." Considering the propert

Indicate whether each item described contains parallel lines or perpendicular lines. a. The back and side edge of a filing cabinet b. Two walls facing each oth

If you added 3ml of 1m naoh to your 100 ml of buffer would it still be a usable buffer according to our conventions?

What new technologies were invented to help with exploration?

Which graphs represent functions? A. Graph Dont B. Graph A only C. Graph Cand Graono D Graph Band Graph D

What was life really like in the colonies?

Geologists divide Earth’s long history into smaller units that make up the geologic time scale. a.true b.false