A red candle is 8 inches tall and burns at a rate of 7/10 inch per hour. A blue candle is 6 inches tall and burns at a rate of 1/5 inch per hour. After how many hours will both candles be the same hight?

4 hours

Step-by-step explanation:

Given that:

Initial height of red candle = 8 inches

Rate of burning of red candle =

Initial height of blue candle = 6 inches

Rate of burning of blue candle =

To find:

Time taken in hours such that both the candles have the same height.

Solution:

Let the time taken such that both the candles have the same height = hours

Height of red candle after hours =

Height of blue candle after hours =

Writing both the expressions as equal:

After 4 hours, height of both the candles will be same.

ed sheeran was one of the winners?

step-by-step explanation:

google xd

85.3-64 = 21.3

so laura has already added 85.3 grams of chocolate powder and she has gone over the amount specified in the recipe by 21.3 grams

hope i ! have a great  day!