A candle has length 25 cm. Once lit, the candle burns away at a constant rate of 0.6 cm per minute. What is the length of the candle (in cm) 20 minutes after it is lit?

  1. 0
  2. 0
  3. 3
asked by Andre
  1. 25 - (0.6 * 20) = ?

    1. 0
    2. 0
    posted by Ms. Sue
  2. 13

    1. 0
    2. 0
    posted by papa

Respond to this Question

First Name

Your Response

Similar Questions

  1. algebra 2

    A 16-inch candle is lit and burns at a constant rate. After 30 minutes, the candle is 12 inches tall. Which linear equation models the relationship between h, the height of the candle in inches, and t, the time in hours that it
  2. math (rate)

    I need help! Ok here's the problem. Melissa lights 2 candles that are the exact same height at the exact same time. The blue candle takes 6 hours to burn completely. The purple candle takes 9 hours to burn completely. After how
  3. Math

    As the candle burns,its length decreases at a rate of 2cm every 20minutes. Write down the equation to calculate the length of the candle
  4. math

    2candles,one green and one red,are lit at the same time.The green candle burns twice as fast as the red one.The green candle burns burns out after 6 hours,how much time will elapse before the red candle burns out ?
  5. math (rate)

    A blue candle is twice as long as a red candle. The blue candle takes 6 hours to burn out, and the red candle takes 15. After 5 hours, what fractional part of each candle is left? The blue candle's length is what fraction of the
  6. Calculus

    The burning candle A candle is placed a distance l1 from a thin block of wood of height H. The block is a distance l2 from a wall as shown in Figure 7.1. The candle burns down so that the height of the flame, h1 decreases at the
  7. Algebra 1

    Jillian wants to buy candles for winter, in case her electricity and furnace fail. Each candle she plans to use, burns at a rate of 5 mL of was per 15 cm. How many HOURS will it take the candle to burn down completely? Express the
  8. science

    I need help with finding some sources of error! My experiment is that there is one candle lit and five different sizes of beakers being upside down onto the candle (one at a time) and seeing how long it takes for the candle to
  9. science

    Independant variable: Temperature of the room (three temperatures) Dependant variable: Length of the candle after it has burned for 30 minutes Constants (control variables): Type and length of candle, diameter of candle, and time
  10. math

    two candles of the same height are lit at the same time one candle burns completely in 5 hours the other in 4 hours if they are allowed uninterruptedly after how long would one candle be 2.4 times as long as the other?so;ution

More Similar Questions