Mathematics, 29.07.2020 06:01, johnnyhalusewa
Three jet-skis in a 300 kilometre handicap race leave at two hour intervals. Jet-ski 1 leaves first and
has an average speed of 25 kilometres per hour for the entire race. Jet-ski 2 leaves two hours later and
has an average speed of 30 kilometres per hour for the entire race. Jet-ski 3 leaves last, two hours after
jet-ski 2 and has an average speed of 40 kilometres per hour for the entire race.
a. Sketch a graph to show each jet-ski's journey on the one set of axes.
b. Determine who wins the race.
c. Check your findings algebraically and describe what happened to each jet-ski during the course of the race.
Answers: 3
Mathematics, 21.06.2019 18:50, adriana145
The trigonometric ratios sine and secant are reciprocals of each other
Answers: 2
Mathematics, 22.06.2019 03:30, Madeline6117
Jessa bought a yoyo from a company that claims that, with each retraction, the string rolls up by 60% of the original length. she sets up a tape measure and throws the yoyo 3 times. her data are charted below. throw length of string (feet) 1 3 2 1.8 3 1.08 jessa wants to find the sum of the length of string after 10 throws. what is the sum of the lengths, rounded to the nearest hundredth?
Answers: 3
Three jet-skis in a 300 kilometre handicap race leave at two hour intervals. Jet-ski 1 leaves first...
Mathematics, 22.12.2021 09:30