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Studentka2010 [4]
3 years ago
8

(50)points 5 questions!

Mathematics
2 answers:
I am Lyosha [343]3 years ago
4 0
1. C
2. C
3. D
4. C
5. A
vodomira [7]3 years ago
3 0
I believe the answers are 1. C 2. B 3. D 4. C 5. A
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Tennis balls with a diameter of 2.5 in.are sold in cans of three. The can is a cylinder. What is the volume of the space in the
Alexxandr [17]

Using 3.14 for PI.

The radius of a ball and the can is half the diameter = 1.25

The height of the can is the height of 3 diameters = 7.5

Volume of one tennis ball:

4/3 x PI x 1.25^3 = 8.18 cubic inches.

Volume of 3 tennis balls: 3 x 8.18 = 24.54 cubic inches.

Volume of can:

PI x 1.25^2 x 7.5 = 36.80 cubic inches.

Space = 36.80 - 24.54 = 12.26 cubic inches.

3 0
3 years ago
In a different plan for area​ codes, the first digit could be any number from 2 through 5​, the second digit was either 2, 3, 4,
GrogVix [38]

Answer:

Step-by-step explanation:

First digit 2,3,4,5 = 4 different digits.

Second digit 2,3,4,5 = 4 different digits.

Third digit = 1,2,3,6,7,9 = 6 different digits.

Total number of possibilities = 4*4*6 = 96

3 0
3 years ago
A customer is late paying their renewal registration fee. The renewal registration fee is $142.16 and the late fee is 63% of the
Andre45 [30]
$124.56 because if you have 63% you change it to a decimal so it is not .63 and you multiply it by 146.16 and then add the 35 you get 124.56
8 0
4 years ago
Help me find x please!
lana [24]
X should equal 100.  Hope this helps :)
4 0
3 years ago
There are 90 seats on a train. 63 of the seats are empty. What percentage of the seats on the train are empty?
Trava [24]

Answer:

70%

Step-by-step explanation:

8 0
3 years ago
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