Soluciones
Calculadora de integrales (antiderivadas)Calculadora de derivadasCalculadora de ÁlgebraCalculadora de matricesMás...
Gráficos
Gráfica de líneaGráfica exponencialGráfica cuadráticaGráfico de senoMás...
Calculadoras
Calculadora de IMCCalculadora de interés compuestoCalculadora de porcentajeCalculadora de aceleraciónMás...
Geometría
Calculadora del teorema de pitágorasCalculadora del área del círculoCalculadora de triángulo isóscelesCalculadora de TriángulosMás...
Herramientas
CuadernoGruposHojas de referenciaHojas de trabajoPracticaVerificar
es
English
Español
Português
Français
Deutsch
Italiano
Русский
中文(简体)
한국어
日本語
Tiếng Việt
עברית
العربية
Popular Word Problems >

a train travels 220 miles in 4 hours at a constant sped at this rate how far does the train travel in 3 hours is it proportional

  • Pre-Álgebra
  • Álgebra
  • Precálculo
  • Cálculo
  • Funciones
  • Álgebra Lineal
  • Trigonometría
  • Estadística
  • Química
  • Economía
  • Conversiones

Solución

atraintravels220milesin4hoursataconstantspedatthisratehowfardoesthetraintravelin3hoursisitproportional

Solución

trip2distance:165
Pasos de solución
Given Time:
trip1:4
trip2:3
Given Distance:trip1:220
Represent the speed in terms of x:trip1:x
trip1​Speedx​Time4​Distance220​​
Write an equation for trip 1Distance = Speed ⋅ Time220=x⋅4
Resolver para x,220=x⋅4:x=55
speed:55
Represent the distance in terms of y:trip2:y
trip2​Speed55​Time3​Distancey​​
Write an equation for trip 2Distance = Speed ⋅ Timey=55⋅3
Resolver para y,y=55⋅3:y=165
trip2distance:165

Ejemplos populares

What interest rate is needed for an investment of 350​​​​ to be worth ​​1120​​ after 33​​​ years if interest is compounded continuously? Enter your answer in decimal form and round to the nearest thousandth.The circunferencia of a circle is 10pi ft. What is the area, in square feet? Express your answer in terms of pipiTwo planes start out at two different airports. The planes are 2 584 km apart. The planes start flying towards each other. One plane is flying at 352 km/h and the other plane at 294 km/h.If both planes started their journey at the same time, how long will they take to pass each other?Sara went to lunch with her friend. Sara's lunch cost 12.50 but she wants to leave a 20% tip. What is the total cost after tip?Emma invested 19,000 in an account paying an interest rate of 4.2% compounded continuously. Assuming no deposits or withdrawals are made, how long would it take, to the nearest year, for the value of the account to reach 40,000?
Herramientas de estudioSolucionador Matemático de IAProblemas popularesHojas de trabajoPracticaHojas de referenciaCalculadorasCalculadora gráficaCalculadora de GeometríaVerificar solución
AplicacionesAplicación Symbolab (Android)Calculadora gráfica (Android)Practica (Android)Aplicación Symbolab (iOS)Calculadora gráfica (iOS)Practica (iOS)Extensión de ChromeSymbolab Math Solver API
EmpresaAcerca de SymbolabBlogAyuda
LegalPrivacidadTérminosPolítica de cookiesConfiguración de CookiesNo vendas ni compartas mi información personalCopyright, Guías Comunitarias, DSA & otros recursos legalesCentro Legal de Learneo
Redes sociales
Symbolab, a Learneo, Inc. business
© Learneo, Inc. 2024