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Andreyy89
3 years ago
7

HELP PLEASE I DONT UNDERSTAND THIS AT ALL PLEASE HELP

Mathematics
1 answer:
Arisa [49]3 years ago
6 0

Answer: 27

Step-by-step explanation:

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A tap takes 3 hours to fill a tank. A discharge tap takes 6 hours to empty the same tank. How long will it take to fill the tank
wlad13 [49]

Answer:

2 hours

Step-by-step explanation:

first tap= 3hours

therefore work done is = 1/3

second tap= 6hours

therefore work done = 1/6

so, 1/3+ 1/6

=2/6 + 1/6

=3/6

=1/2

=2/1 hours

=2 hours

8 0
3 years ago
If the perpendicular bisector of one side of a triangle goes through the opposite vertex, then is the triangle ( sometimes, alwa
avanturin [10]
It is always isosceles because it can be proved as follows:

The perpendicular bisector dissects the triangle into two, and it is the common side.  Then each side of the bisector is 90 degrees, and the bisected to two equal sides, so the two dissected triangles are congruent, hence the original triangle is isosceles.
7 0
3 years ago
(long answer needed.)
denpristay [2]

Answer:

chocolate, marshmellows, and chocolate sprinkle

Step-by-step explanation:

4 0
2 years ago
Read 2 more answers
What is the answer to <br> a/-2 = 8
WARRIOR [948]

Answer:

-16

Step-by-step explanation:

a/-2=8

you multiply -2 on both side a/-2(-2)=8(-2)

-2 cancels out one the one side

your final answer is a= -16

3 0
3 years ago
Carlos made a wooden box in his scout group. The box was 8 inches high, 11 inches wide and 15 inches long. Which expression will
Mamont248 [21]

Answer:

D. 8 x 11 x 15

Step-by-step explanation:

lenght times width times height  is how you find volume

8 0
3 years ago
Read 2 more answers
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