One hose can fill a pool in 12 hours. another hose can fill the same pool in 8 h

1 answer:

3 0

Answer: 4.8 hours

Explanation:

One hose can fill a pool in 12 hours.
The other house can fill the same pool in 8 hours.

If they fill the pool together,
$\text {Time Needed } = \cfrac{12 \times 8}{12 + 8} = 4.8 hours
$

You might be interested in

What is the answer to the recipe says she needs 480 grams of pasta for 4 people. how many kilograms will she need for 14?

CaHeK987 [17]

Use a proprtion to solve: $\frac{480 grams}{4 people} = \frac{x}{14 people}$
Cross Multiply: 480 · 14 = 4 · x
Divide both sides by 4: $\frac{480 x 14}{4} = x$
1680 = x

Answer: she will need 1680 grams

4 0

3 years ago

Carrie usa 6 limones para hacer 24 onzas líquidas de limonada. Carrie está planeando una gran fiesta y necesita hacer 288 onzas

lord [1]

Answer:

72 lemons

Step-by-step explanation:

Carrie uses 6 lemons to make 24 fluid ounces of lemonade. Carrie is planning a big party and needs to make 288 fluid ounces of lemonade. How many lemons will she need to use to keep the recipe proportional?

Hence:.

24 fluid ounces = 6 lemons

288 fluid ounces = x lemons

24 x = 288 × 6

x = 288 × 6/24

x = 72 lemons

6 0

2 years ago

A high-speed train travels 480 km from Paris to Grenoble, France, at an average speed of 180 km/h. How long will it take the tra

Mekhanik [1.2K]

Speed of the train = 180km/hr
Now, distance from Grenoble to Paris = 480 km
Speed = Distance/Time

We know the speed and distance.So, from this we can find time :)
180 km/hr = 480 km /Time
Time = 480/180 = 2.66 hrs ≈ 2.7 hr
Therefore, the answer is D.2.7 hr

6 0

3 years ago

WILL GIVE YOU BRAINLIEST

S_A_V [24]

Answer:

AB = 20 tan55°

Step-by-step explanation:

Using the tangent ratio in the right triangle

tan55° = $\frac{opposite}{adjacent}$ = $\frac{AB}{BC}$ = $\frac{AB}{20}$ ( multiply both sides by 20 )