3 years ago

In which following cases would u add 7

Mathematics

2 answers:

prisoha [69]3 years ago

4 0

Answer:

Well the cases ... lets seee the cases show.... well I CAN NOT SEE THE CASES

Step-by-step explanation:

melisa1 [442]3 years ago

3 0

I cant see the cases

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There are two water tanks, Tank #1 fills into Tank #2.

cricket20 [7]

Answer:

35 minutes

Step-by-step explanation:

The total amount of water is 200 +60 = 260 gallons. The two tanks will have equal amounts when each has half that, or 130 gallons.

If the volume in tank 2 is increasing at 2 gallons per minute, it will increase by 70 gallons from 60 gallons to 130 gallons in 70/2 = 35 minutes.

5 0

3 years ago

What is the value of n?<br> <img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B2n-7%7D%7B3%7D%20%3D15" id="TexFormula1" title=" \fra

kirill [66]

$\frac{2n-7}{3}$ = 15

2n - 7 × 1 = 15 × 3

2n - 7 = 45

2n = 45 + 7

2n = 52

n = 26

Have a nice days.........

5 0

3 years ago

A cubical reservoir has capacity of 480000 l itters of liquid. If ifs length and breadth are 10m and 8m respectively, find the h

sertanlavr [38]

Answer:

Height = 6000 m

Step-by-step explanation:

$Volume = length \times breadth \times height \\\\480000 = 10 \times 8 \times height\\\\480000 = 80 \times height\\\\height = \frac{480000}{80} = 6000 \ m$