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yKpoI14uk [10]
3 years ago
12

Pls need help Also making this 10 points so i have 169 points left B)

Mathematics
1 answer:
mixas84 [53]3 years ago
5 0

Answer:

Second and fourth

Step-by-step explanation:

A line is in point-slope form when you write down as y-y_0=m(x-x_0) - do not be distracted by the signs, +1 and +5 can both be written as -(-1) or -(-5) rispectively.

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A scuba diver descends in the water at a rate of 20 1/2 feet per minute for 2.8 minutes. He immediately changes course when he s
N76 [4]

Answer:

  • 7.4 feet below sea level

Step-by-step explanation:

Assumed the starting point is the sea level 0.

<u>After 2.8 min the diver is at position:</u>

  • 20 1/2 * 2.8 =
  • 20.5 * 2.8 =
  • 57.4 feet below sea level

<u>The position change after next 2 minutes:</u>

  • 25*2 = 50 feet

<u>The position of the diver after 4.8 min:</u>

  • 57.4 - 50 = 7.4 feet below sea level
3 0
3 years ago
A box contains five ping-pong balls, each with a number written on it. One ball has a one painted on it, one ball has a four, tw
Temka [501]

Answer:

0

Step-by-step explanation:

Numbers on balls:

1, 4, 7, 7, 8

Try to find the sum of all numbers:

1+4+7+7+8 = 27

According to the rule of 3, any number is dividable by 3 if the sum of it's individual is divided by 3.

27 is dividable by 3, therefore any combination will result a number with a factor of three.

Prime number is the number that is only dividable by 1 and itself. Therefore, any combination using those numbers are not prime number.

So the probability is 0

4 0
3 years ago
SOMEONE PLEASE HELP 100 POINTS AND BRAINLIEST AND 5 STAR RATING! PLEASE HELP! :)
weqwewe [10]

1 cm            3 cm

---------   =  ---------

3 in               x inches


The ratio has to stay in the same order  cm on top, inches on the bottom


Choice C

4 0
3 years ago
Did I do number 3 Part A right? If not may someone please explain? Thanks
kolezko [41]
Yes............................
6 0
3 years ago
The perimeter of a regular pentagon is 17.5 inches. What is the length of each side? 3.5 in. 4 in. 5.8 in. 87.5 in.
Fantom [35]

Answer:

3.5 in.

Step-by-step explanation:

17.5 ÷ 5 = 3.5

5 0
3 years ago
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