A student and a pet run straight towards each other at constant speed, starting with a separation of 30 m. They meet somewhere i
n between. Draw a picture at the beginning and another at the end, and establish a coordinate system. Give names to important quantities.
1 answer:
Answer:
View graph
Step-by-step explanation:
we have that at constant speed the student and the pet must travel equal distances in equal times, so they must be in the middle of the distance with the same travel time
As can be seen in graph 2 the distance of P = -15 m, and that of S = 15, the sign is due to the orientation, P goes to the left and S to the right
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Answer:
Step-by-step explanation:
GIVEN: A hotel charges a annual fee plus an additional
for each night you stay there.
TO FIND: average cost per night if you stay at the hotel for nights.
SOLUTION:
Annual fee charged by hotel
amount charged each night we stay there
Total number of nights we stay
Total amount paid for nights
Total amount paid
average cost per night
putting values,
average cost per night
Hence average cost per night if we stay at hotel for days is