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
Kipish [7]
3 years ago
12

SOLVE ANY BUT PUT THE NUMBER WITH IT

Mathematics
1 answer:
zubka84 [21]3 years ago
8 0
1.
k = 1
J = 7(1) + 5
J = 12

k = 1 + 2 = 3
J = 7(3) + 5
J = 26

26 - 12 = 14
J increases by 14.


2. 
1/6 = 0.16 false (1/6 = 1.67)
0.08 = 4/5 false (0.08 = 8/100 = 2/25)
0.25 = 1/4 true (0.25 = 25/100 = 1/4)
<span>1/3 = 0.3 true (if rounded)</span>
<span>

3.
12 candles in 3 hours
12 </span>÷ 3 = 4
4 candles in 1 hour
4 × 8 = 32
32 candles in 8 hours


4.
$3.45 for 64 ounces
3.45 ÷ 64 = 0.05
$0.05 or 5 cents per ounce


5.
75 is what percent of 250?
75 ÷ 250 = 0.3
0.3 × 100 = 30
30%
You might be interested in
As an airplane rises. the outside temperature from 3.6F for every 1000 feet of elevation gain. Suppose the outside temperature i
harkovskaia [24]

Answer:

35000 feet

Step-by-step explanation:

7 0
2 years ago
a car dealer sells suvs and sedans at a ratio of 3:2 each month. if the dealer reports selling 95 cars in a month, how many of e
san4es73 [151]
It would be 57 suvs and 38 sedans sold to be a rational of 3:2
6 0
3 years ago
Evaluate the expression (-4)^2+12x2
Elza [17]

Answer:

40

Step-by-step explanation:

step 1:    (-4)^2=16

step2:    12X2=24

step3:     16+24+40

Ps: when you do a  math that involves both addition and multiplication,

we should do multiplication and then addition

7 0
3 years ago
A company has two types of machines, type R and type S. Operating at a constant rate, a machine of type R does a certain job in
kozerog [31]

Answer: C.  6

Step-by-step explanation:

Given : Time taken by Machine R to do the job = 36 hours

Time taken by Machine S to do the job = 18 hours

Let x be the number of each type of machine to do the job.

Then , according to the question the required equation will be :-

\dfrac{x}{36}+\dfrac{x}{18}=\dfrac{1}{2}\\\\\Rightarrow\ x(\dfrac{1}{36}+\dfrac{1}{18})=\dfrac{1}{2}\\\\\Rightarrow\ \dfrac{x}{12}=\dfrac{1}{2}\\\\\Rightarrow\ x=\dfrac{12}{2}=6

Hence, the number of machines of type R were used =6

8 0
3 years ago
Please help with the question on the picture!
ludmilkaskok [199]

Answer: B I think :)

3 0
3 years ago
Other questions:
  • Mrs Franklin's speedometer said she was driving at a rate of 48 miles per hour. When checking the accuracy of her speedometer, a
    12·1 answer
  • What percentage of 250 is 25?
    10·2 answers
  • Find the explicit formula for an arithmetic sequence with a common
    10·1 answer
  • Which is an equation in point-slope form for the given point and slope?
    11·1 answer
  • 5. Which best describes the graph of y &gt;x^2 +6x+ 12?
    9·1 answer
  • Which transformation will result in a figure with the same size and shape and in the same location as PQRSTU?
    10·1 answer
  • 20 points &lt;3
    12·2 answers
  • 0.88 as a fraction in simplest form
    12·2 answers
  • 3.A double coconut can grow for 10 years and have a mass of 20.0 kg. If a 20.0 kg double coconut oscillates on a spring 42.7 tim
    7·1 answer
  • A music streaming service conducted a survey asking subscribers where they most often listen to music. Of the 2,500 responses, 1
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!