Math

a tank of 100litres has two taps one tap pours in 60L in 5mins and takes out 14L in 2mins. find the time taken to fill that tank when both taps are open

  1. 👍
  2. 👎
  3. 👁
  1. Divide the volume (L) by the net fill rate (L/min):

    100/(60/5 - 14/2) = 20 min

    1. 👍
    2. 👎
  2. 60 L in 5 min ----> 12 L in 1 minute = input
    14 L in 2 min ----> 7 L in 1 minute = output

    net input = 5 L/min

    time to fill 100L
    = 100/5 L/min
    = 20 minutes

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Math

    A rectangular tank 40cm wide by 50 cm long by 30 cm high is filled up with water up to 2/3 of its height .water flows from a tap into the tank at a rate of 0.5 liter per minute. Find the amount of water in the tank after 30

  2. fluid

    a tap discharge water evenly in a jet at a velocity of 2.6 m/s at the tap outlet, the diameter of the jet at this point being 15 mm. the jet flows down vertically in a smooth stream. determine the velocity and the diameter of the

  3. Mathematics

    A hemispherical tank of diameter, 10m, is filled by water issuing from a pipe of radius 20cm at 2m per second. Calculate, correct to three significant figures, the time, in minutes it takes to fill the tank.

  4. Maths

    A hemispherical tank of diameter 10cm is filled by water issuing from a pipe of radius 20cm at 2m per second . Calculate , correct to three significant figures in minutes it takes to fill the tank

  1. akgebra

    One pipe can fill a tank in 20 minutes, while another takes 30 minutes to fill the same tank. How long would it take the two pipes together to fill the tank?

  2. Chemistry

    I'm going over some post-laboratory questions for Conductivity of Solutions. One of the questions is... From your measurements, what can you say about a) the presence of ionic impurities in tap water? b) the presence of molecular

  3. math

    an empty rectangle tank with a base area of 2400 cm^2 is filed with water from 2 taps. one tap can fill the tank with 12L of water per minute, while the other tap can do it at 3l less perminute. (A) what will be the depth of water

  4. math

    A large mixing tank currently contains 100 gallons of water into which 6 pounds of sugar have been mixed. A tap will open pouring 20 gallons per minute of water into the tank at the same time sugar is poured into the tank at a

  1. math

    tap a was turned on to fill a rectangular tank of 50cm by 40cm by 28cm with water at a rate of 6 liters per minute. after 2 minutes, tap b was turned on to drain water from the tank at a rate of 2 liters per minutes. 6 minutes

  2. Algebra

    2 pumps can fill a water tank in 45 minutes when working together. Alone, the second pump takes 3 times longer than the first to fill the tank. How long does it take the first pump alone to fill the tank? Show all work

  3. Math

    Tap A can fill a tank in 8 minutes while tap B empties it in 9 minutes. How long will the tank be full if the two taps are opened at the same time?

  4. Volume

    A large tank is being filled from a tap delivering water at a rate of 125L/hr. If the delivery rate were increased by 25L/hr the tank would be filled 1 hour and 20 minutes sooner. Determine the volume of the tank.

You can view more similar questions or ask a new question.