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tino4ka555 [31]
3 years ago
14

Find the angular velocity of a wheel that makes 30 revolutions in 10 seconds.

Mathematics
1 answer:
Sunny_sXe [5.5K]3 years ago
6 0
30 revolutions = 30 * 2pi  = 60 pi radians

angular velocity in rads / sec = 60pi / 10  = 6pi Answer
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Joseph and Wendy were catching tadpoles. At first Wendy caught nine times three more than Joseph caught. Joseph was upset and re
Dmitriy789 [7]

Answer:

Joseph caught 7 tadpoles

Step-by-step explanation:

Let the number of tadpoles caught by Joseph be x

The number of tadpoles Wendy caught will be ;

9(x + 3)

After Joseph was upset, he released half of Wendy’s tadpole and then six times as many as Joseph caught swam away leaving Wendy with only three tadpoles left;

Hence, mathematically;

9(x + 3)/2 - 6x = 3

Multiply through be 2

9(x + 3) - 12x = 6

9x + 27 -12x = 6

9x -12x = 6-27

3x = 21

x = 21/3

x = 7

6 0
3 years ago
Which shows the best estimate to use<br> to find 43 × 78?
Over [174]

Answer:

The best estimate for 43x78 is 40x80

Step-by-step explanation:

43 rounded to the nearest ten is 40.

78 rounded to the nearest ten is 80.  

The answer to 40x80 is 3200

4 0
3 years ago
38. Nate and Gavin are playing a video game. Gavin has scored eleven more than twice the number of
larisa [96]
Gavin scored 465 points
3 0
2 years ago
ILL GIVE BRAINLIEST<br><br>SHOW ALL WORK
RideAnS [48]

Answer:

9/20 mile^2

Step-by-step explanation:

9/10 x 1/2 = 9/20

3 0
3 years ago
Read 2 more answers
HELP!!!!! <br> answer asap! this is due in two hours!!
lapo4ka [179]

Answer:

it is 56

Step-by-step explanation:

there are 4 sides and they are all 10 and if you add them they are 40 and if you do the bottom it is 16 and 40 + 16 is 56  hope it helps

5 0
3 years ago
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