Question
john types 20 pages in 40 min, sue types 20 pages in 30 min, bob types 20 pages in 24 min. working togehter how long to type 20 paqes
Answers
john types 20/40 or 1/2 page/min
Sue types 20/30 or 2/3 page/min
Bob types 20/24 or 5/6 page/min
combined rate = 1/2 + 2/3 + 5/6 or 2 pages per minute
time at combined rate = 20/2 or 10 minutes
Sue types 20/30 or 2/3 page/min
Bob types 20/24 or 5/6 page/min
combined rate = 1/2 + 2/3 + 5/6 or 2 pages per minute
time at combined rate = 20/2 or 10 minutes
Related Questions
Solve the problem.
A shirt company has 4 designs that can be made with short or long sleeves....
A typist types 70 pages in 3 hours 30 minutes how long will she take to type 300 pages
Please help solve these word problem.vanita types 72 pages of notes in a day .she types 1/2 of the p...
What does the Holland Code quiz measure?
(1 point)
• the six types of work personalities
• the fo...