1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Readme [11.4K]
3 years ago
8

Seven pipes empty a water tank in five days. In how many days would four pipes empty this tank? Give your answer in days and hou

rs.
Mathematics
2 answers:
TEA [102]3 years ago
4 0

Answer:
8.75 days
Step-by-step explanation:
7/4=1.75
1.75*5=8.75
Gelneren [198K]3 years ago
3 0

Answer:

7:5 equals 1.4, so we need to multiply 1.4 and 4 and we get 5.6. The answer is 5.6

You might be interested in
Which rule explains why these triangles are congruent?
Dima020 [189]

Answer:

ASA

Step-by-step explanation:

ANGLE SIDE ANGLE

according to your option

8 0
3 years ago
I need assistance!!!!
erastovalidia [21]

Answer:

Step-by-step explanation:

Because midpoints were used to make similar triangles we can say

AC=2(DE)

5x+12=2(9x-20)

5x+12=18x-40

-13x+12=-40

-13x=-52

x=4

AC=5x+12

AC=5(4)+12

AC=20+12

AC=32

3 0
3 years ago
Read 2 more answers
For any real number c, √² =<br> A. ²<br> B. cl<br> C. 1<br> D. C
aliina [53]

Answer:

answer D    ( if i interpreted your question correctly )

Step-by-step explanation:

Sqrt (c^2)  = √(c^2) = C

8 0
2 years ago
Can two rectangles with the same side lengths be congruent
sveta [45]

Answer:

the angles in squares and rectangles it's always 90° so two squares or two rectangles with same side lengths are congruent.

8 0
3 years ago
Read 2 more answers
A ball is thrown in the air from a ledge. Its height in feet is represented by 
Genrish500 [490]

check the picture below.

\bf \stackrel{f(x)}{0}=-16(x^2-6x-7)\implies 0=x^2-6x-7 \\\\\\ 0=(x-7)(x+1)\implies x= \begin{cases} \boxed{7}\\ -1 \end{cases}

it cannot be -1, because is a seconds amount after moving.

8 0
3 years ago
Other questions:
  • In ΔBCA, CB = 11 cm, CG = 6 cm, AH = 9 cm. Find the perimeter of ΔBCA. Triangle BCA with inscribed circle D. Segments BF and BH,
    13·1 answer
  • Sandra used her debit card to buy lunch for 8.74 on monday. On Tuesday, she deposited 8.74 back into her account. What is the ov
    11·2 answers
  • A cheetah ran 275 feet in 3.23 seconds. How fast did the cheetah run in miles per hour? Round your answer to the nearest whole m
    12·1 answer
  • Lindy works at a pizza restaurant and gets a 10% employee discount. She knows that if she orders d drinks and a medium pizza wit
    14·1 answer
  • Toni can carry up to 23lbs in her backpack. Her lunch weighs 0.75lbs, her gym clothes weigh 2.3lbs, and her books (b) weigh 3.4l
    5·1 answer
  • Caroline is planting flowers in her garden. She plants her first 7 flowers in 4 minutes. After 12 minutes, she has planted 21 di
    9·1 answer
  • Additional mathematics
    14·1 answer
  • 4. Dominick sent the following number of text messages each day over the last week:
    5·1 answer
  • NEED ANSWER ASAP THE TEST IS TIMED!!!!!!!
    13·2 answers
  • The equation is 12m+12=15-1
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!