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Delicious77 [7]
3 years ago
6

A jet boat is used to take canoers 200 miles upriver to their starting point. As the driver of the jet boat, Jeremy knows that i

t will take him 5 hours to get the canoers upstream, but only 4 hours to get the boat back downstream after dropping the canoers off, as long as he keeps the boat moving at a constant speed.
Mathematics
2 answers:
aivan3 [116]3 years ago
8 0
200/5 = 40 mph 200/4 = 50 mph Let x be the speed in still waters and y the speed of current. x + y = 50 x - y = 40 ADD 2x = 90 x = 45 mph ANSWER is C) 2) C
trasher [3.6K]3 years ago
3 0

Answer:

C. 45MPH

Step-by-step explanation: just trust me, I’m helping you

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A sprinkler is set to water the section of lawn represented by the shaded region in the circle below
Juli2301 [7.4K]

Answer:

We taking the same final exam

Step-by-step explanation:

I don’t know the answer that’s why I came here

6 0
2 years ago
Whice set of side will make a triangle
telo118 [61]

First things first.. What type of triangle

If u are taking about a normal triangle here is some:

∠60+∠60+∠60

∠30+∠90+∠60

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7 0
3 years ago
A jar contains 2 red and 4 blue marbles. A marble is drawn from the jar. What is the probability that a red marble will be drawn
allsm [11]
Salutations!

<span>A jar contains 2 red and 4 blue marbles. A marble is drawn from the jar. What is the probability that a red marble will be drawn?

So lets solve this! 

Probability is an event of chance; an occurrence of chance.

The probability that a red marble will be drawn is 2/6

Simply 2/6 which is 1/3

Thus, your answer is option C.

Hope I helped :D
</span>
5 0
3 years ago
Read 2 more answers
PLEASE HELP. ITS ABOUT GRIDS (x,y). ILL DO ANYTHING. ITS 7TH GRADE MATH PLEASE OMG
Alexxandr [17]

Answer

: 4.5

Step-by-step explanation:

a^2+b^2=c^2

4^2+2^2=20

Square root of 20 = 4.5

3 0
3 years ago
Read 2 more answers
If c=12 and d=9 , what is 82-4c+d​
Doss [256]

Answer:

43

Step-by-step explanation:

multiply 4 x c(12)=48

then just plug it in and solve

82-48=34

34+9=43

7 0
3 years ago
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