ChrystalHope ChrystalHope

02-06-2016
Mathematics

contestada

Aldo drove 200 miles using 9 gallons of gas. At this rate, how many gallons of gas would he need to drive 420 miles?

Respuesta :

apologiabiology apologiabiology

02-06-2016

distance/fuel is constant
200/9=420/x
find x
times 9x both sides
200x=3780
divide both sides by 200
x=18.9
18.9 gallons

Answer Link

Otras preguntas

Un atome de cuivre a une masse de 10-25 kg. Quel est le nombre d'atomes de cuivre dans : 1. un kilogramme de cuivre? 2. un gramme de cuivre?

__________ in animal cells involves the pinching of the cell's __________ until the two newly formed cells separate.

P(r)= 0.5t^4 + 3.45t^3 - 96.65t^2 + 347.7t, when 0 < t < 6 in this function above, P(t) is the amount of medication (in mg) in the blood stream at time t

one should not boast for his success ( one’s success)

Actual distance = _ miles

Actual distance = _ miles

Find 4 consecutive odd integers , such that 5 times the second is equal to one more than eight times the smalller

which word below completes this synonym/antonym analogy? failure: success:: forget: A. remember B. ignore C. disregard D. neglect

1.) (-4,-3); m=2/3 given point, then graph a line with the given slope

Un atome de cuivre a une masse de 10-25 kg. Quel est le nombre d'atomes de cuivre dans : 1. un kilogramme de cuivre? 2. un gramme de cuivre?