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
LekaFEV [45]
2 years ago
7

A rock sinks 160 feet in 20 seconds. Find the average rate of change per second.

Mathematics
1 answer:
liberstina [14]2 years ago
5 0
We need to find how many feet a rock sinks per second. assuming the rock falls at a constant rate we can divide each number by 20 to get 8 feet per second.

to check our worker can multiply our feet by 20, in which we get 160.
You might be interested in
Slope of line that passes through points (2,1) and (17,-17)
mojhsa [17]

Answer: y = -1,2x + 3.4

Step-by-step explanation:

y = ax + b

(2,1)      => 1    = 2a + b (1)

(17,-17) => -17 =17a + b (2)

Using caculator Mode => 5 =>1

We get : a=- 1.2 , b = 3.4

=> y = -1.2x + 3.4

7 0
2 years ago
Help ASAP with these questions.
lukranit [14]
You are correct, it is a

3 0
3 years ago
Which of the following congruency statements is correct?
xxMikexx [17]
I don’t think any of them are correct .. but I may be wrong
3 0
3 years ago
Read 2 more answers
Braxton and Maggie babysit children for extra money over the summer. Braxton's income is determined by f(x) = 9x + 10, where x i
Galina-37 [17]
Lets say that Maggie works 5 hours just the same as Braxton. if we use h(x)=f(x)+g(x) they would make about $100 combined. having to split that Braxton would make less then what he originally. since 9(5)+10= 55 and 6(5)+15=45. but if say Maggie works more then 5 hours then Braxton will be more money then just working alone.
3 0
3 years ago
Read 2 more answers
Systems of equations by substitution
Korolek [52]
Could you please clarify the question please by putting a question to be solved? Or are you asking for the definition?
6 0
3 years ago
Other questions:
  • Trignometry help what's the answer?
    6·1 answer
  • A shop has a sale of 10% off all items in stock. If the original price of a dress is £60 what would be its sale price?
    6·2 answers
  • 8.4×3.7 please show your work
    11·2 answers
  • In Kayllie'srecipe for lemonade, the ratio of lemons to water is 7 to 4. People are complaining that the lemonade is too weak. W
    12·1 answer
  • 72% of 25 students are intrested in math. how many are not interested in math?​
    13·2 answers
  • In estimating the mean score on a fitness exam, we use an original sample of size and a bootstrap distribution containing bootst
    6·1 answer
  • In the following formula what does x(down)1 equal in terms of other variables.
    6·2 answers
  • Factor the trinomial<br> x^2+12x+6^2
    8·1 answer
  • Two similar pyramids have base edges 3 and 5. Find the following (use a colon between the numbers):
    5·1 answer
  • Find the total surface area of the cube-shaped gift below
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!