Ask a New Question

Question

Courtney is traveling 8 mph to a location and 6 mph back. trip is 7 hours in total. what time did she spend at each speed???
10 years ago

Answers

kudum
d= 8(7-t)
d= 6t

56 -8t = 6t
56 - 8t + 8t = 6t + 8t
56 = 14t
56/14 = 14t/14
t = 4
10 years ago
bobpursley
time going=d/8
time back=d/6

7=d/8+d/6
solve for d first.
multiply both sides by 24
24*7=3d+4d
24=d

now go back to first equations, solve for times.
10 years ago

Related Questions

1. Courtney's dog sleeps in a crate that is 24 inches wide, 30 inches tall, and 40 inches deep. Wha... (1) Courtney has 36 photos to arrange on a gallery walk. Part A How many arrays can Courtney... Courtney makes cookies for a bake sale. To save time, she prepares batches of a flour and sugar mixt... Neither Courtney nor her sisters have packed (her/their) luggage. Courtney was making a punch board for her son’s birthday party. She cut 4 circles in the board.... Courtney is constructing quadrilateral EFGH, where EF = 6 cm, FG = 2 cm, EH = 5 cm, <HEF = 60° , a... E to F is 6 cm. Courtney is constructing quadrilateral EFGH, where EF = 6cm, FG= 2cm, EH=5cm, <HEF... Courtney is trying to make a set of parallel lines in a coordinate plane intersect at a perpendicula... Courtney plans to buy a new car and determines she can budget $400 monthly for six years. Her bank i... Courtney plans to buy a new car and determines she can budget $400 monthly for six years. Her bank i...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use