Question

Jovie is maintaining a camp fire. She has kept the fire steadily burning for 10hours with 15 logs. She wants to know how many hours (h) she could have kept the fire going with 9 logs. She assumes all logs are the same.
Please help!

Answer 1

You are given following data:

15 logs - 10 hours,

9 logs - x hours.

Use proportion to determine unknown value of x:

$\dfrac{15}{9}=\dfrac{10}{x}.$

Then

$15\cdot x=9\cdot 10,\\ \\x=\dfrac{90}{15}=6\ hours.$

Answer: 6 hours

Answer 2

Answer:6

Step-by-step explanation: