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elena-14-01-66 [18.8K]
4 years ago
13

If it takes 8 hours for Sanya to build a fence, and it takes 6 hours for Sean to build the same fence, how long will it take the

m working together?
Mathematics
1 answer:
sdas [7]4 years ago
8 0

Answer:

3 3/7 hours

Step-by-step explanation:

(8×6)/(8+6) = 48/14 = 3 3/7 hours

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If
Dovator [93]

12^2=144

144 is divided by b which also is an odd interger, there only 2 numbers : 1 and 3

if b=3, a^2=48, then there will be no a available

if b=1 , a^2=144, then a is 12 and 12 can not be divided by 9

The answer is D

3 0
4 years ago
I give brainliest!!!!
Elza [17]

Answer:

(3,2) i hope this answer will help you

7 0
3 years ago
Read 2 more answers
See image for question.​
kotegsom [21]

Answer:

<h3>#7</h3>

(a)

<u>Sample space:</u>

  • 1*1, 1*2, 1*3, 1*4,
  • 2*1, 2*2, 2*3, 2*4,
  • 3*1, 3*2, 3*3, 3*4,
  • 4*1, 4*2, 4*3, 4*4

Total 16 outcomes

(b)

  • (i) P(even) = 12/16 = 3/4
  • (ii) P(3x) = 7/16
  • (iii) P(perfect square) = 4/16 = 1/4
<h3>#8</h3>

(a) <u>Sample space:</u>

  • 1T, 1H, 2T, 2H, 3T, 3H, 4T, 4H

Total 8 outcomes

(b)

(i) 1T, 3T

  • P(T and odd) = 2/8 = 1/4

(ii) 1H, 4H

  • P(H and square) = 2/8 = 1/4

(iii) 1H, 2H, 3H, 4H

  • P(H) = 4/8 = 1/2

6 0
3 years ago
The inequality x ≥ −10 represents the possible values for x on a number line.
Leokris [45]

Answer:

-11 and lower

Step-by-step explanation:

it's saying that -10 is as low as the number can possibly be or equal to it.

3 0
3 years ago
Read 2 more answers
Stephen’s lunch bill is currently at $8.33. Stephen orders a fruit salad for take-out, and wants to leave $2.25 as a tip for his
KatRina [158]

Answer:

$4.42

Step-by-step explanation:

by combining $8.33 and $2.25 you get a combined total of $10.58 and if you subtract that from $15 you get $4.42 as the amount of money remaining.

7 0
3 years ago
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