subject
Mathematics, 07.07.2020 22:01 shambrayperkins

Kalon and his friend Marna own a chimney sweep service company. Working together, they can clean a 20-foot chimney in 1Five-sevenths hours. If it takes Kalon 4 hours to clean a 20-foot chimney by himself, how long does it take Marna to clean the same size chimney by herself?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 19:30
Prove the divisibility of the following numbers: 25^9 + 5^7 is divisible by 30.also, read as (25 to the power of 9) + (5 to the power of 7) is divisible by 30. blank x 30what is the blank? ( it should be expressed in exponent form)
Answers: 1
question
Mathematics, 21.06.2019 20:00
Can you me find the missing length. i attached an image.
Answers: 1
question
Mathematics, 21.06.2019 20:00
Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.
Answers: 1
question
Mathematics, 21.06.2019 20:30
Aregular pan has a length that is 4/3 the width. the total area of the pan is 432in.2. what is the width of the cake pan?
Answers: 1
You know the right answer?
Kalon and his friend Marna own a chimney sweep service company. Working together, they can clean a 2...
Questions
question
Mathematics, 31.05.2021 17:30
question
Mathematics, 31.05.2021 17:30
question
Mathematics, 31.05.2021 17:30