3 years ago

PLEASE HELP MY BRAIN IS SQUASHED!!!!

Mathematics

1 answer:

statuscvo [17]3 years ago

4 0

Answer:

That’s sad. Option c

Step-by-step explanation:

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PLEASE TELL ME HOW YOU GOT THE ANSWER!!!!!

Lesechka [4]

C is the answer. if the water is being pumped out then the height of the water would decrease.

8 0

3 years ago

Use pie= 22/7 to approximate the circumference of a circle whose diameter is 28 inches.

Nata [24]

Answer:

88 inches

Step-by-step explanation:

formula for circumference: 2pir or pi*diameter

22/7*28=88

88 inches

7 0

2 years ago

9(m-3)+3m=7m+43 help me please

nikdorinn [45]

Answer:

multiply 9 from m and -3

9m - 27 + 3m = 7m + 43

12m - 27 = 7m + 43

12m - 7m = 43+ 27

5m = 70 cut 70 by 5 in 14 times [ 14 x 5= 70 ]

m = 14 answer ❤️❤️ it is 100% correct now!

6 0

2 years ago

Read 2 more answers

Suppose a candidate for public office is favored by only 48% of the voters. if a sample survey randomly selects 2500 voters, the

Drupady [299]

Mean=0.48
standard deviation=0.01
thus using the z-score:
P(x>0.5) we shall have the following:
z=(0.5-0.48)/0.01=2
thus
P(x>0.5)
=1-P(x<0.5)
=1-P(z<2)
=1-0.9772
=0.0228

7 0

3 years ago

Propane has a heat energy of 2,470 BTU/ft cubed. How much energy can a propane tank with a volume of 43.7 ft cubed produce?

professor190 [17]

Answer: $107939\ BTU$

Step-by-step explanation:

Given

Propane produced heat energy of $2470\ BTU/ft^3$

The volume of the tank is $43.7\ ft^3$

The energy produced by this propane tank is

$\Rightarrow 2470\times 43.7=107939\ BTU$

4 0

2 years ago