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
Anettt [7]
2 years ago
11

the cost of old boiler is £775 per year,the new one is £1850 ,the cost of using a new boiler will be 1/5 less than the cost of u

sing the opd boiler. how many years will it take for the savings feom cost of using nthe new boiler to total £1850​
Mathematics
1 answer:
Tanya [424]2 years ago
4 0

Answer:

I think its 12.3 years

Step-by-step explanation:

a fifth of 775 is 155 and 155 x 12.3 = 1850

You might be interested in
3/4 mile each day for 8 days how far did I walk
Bingel [31]

Answer:

6 miles

Step-by-step explanation:

Since you walked 3/4 miles in 1 day then in 8 days you walked...

3/4*8=3*2=6 miles

4 0
2 years ago
Read 2 more answers
Jamal recorded the daily high temperatures over a two week period
lorasvet [3.4K]

Answer:

A. 4

Step-by-step explanation:

First rearrange the temperatures from low to high

60, 65, 68, 69, 69, 70, 70, 70, 71, 71, 73, 74, 75, 77

There are 14 data,

Q1 = 4th data = 69

Q3 = 11th data = 73

Interquartile range = Q3 - Q1 = 73 - 69 = 4

5 0
2 years ago
Find the slope of the line passing through the given points.<br> (-3,7) (-1,4)
Amiraneli [1.4K]

Answer:

I think that5 it is the secend one

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
A.B,and C are collinear. AB=5x-19,and BC= 3x+4. Find an expression for AC if B is between A and C.
uysha [10]
Find A <span>if B is between A and C.
</span><span>A.B,and C are collinear so A, B and C are line up in a line</span>

AC = AB + BC

AB=5x-19,and BC= 3x+4 given;

So

AC = 5x-19 + 3x+4

Simplify

AC = 8x -15

4 0
3 years ago
Match each power of a power expression with its simplified expression
Nookie1986 [14]
  • (4⁰)-⁹

= 4⁰×-⁹

= 4⁰

  • (-4⁹)²

= -4⁹ײ

= -4¹⁸

=( -4)¹⁸

  • (4-³)-³

= 4-³ × -³

= 4⁹

  • (4⁶)-³

= 4⁶ × -³

= 4-¹⁸

= 1/4¹⁸

3 0
3 years ago
Other questions:
  • What is the value of x in the equation −6 + x = −1? (10 points)
    12·2 answers
  • How many of these equations have the solution 2 = 12?
    10·1 answer
  • How do you do a frequency table for the following numbers 67,52,54,57,61,56,61,69,64,63,57,60,50
    11·1 answer
  • What does -8/3 simplify to ?
    6·1 answer
  • A 16 ounce package of brown rice cost $.79 in the 32 ounce package of white rice cost $3.49 which package is a better deal
    15·1 answer
  • Complete each step in the following solution.
    13·1 answer
  • Brainliest for correct answer, asap please.
    6·1 answer
  • Find an equation for the line below
    14·2 answers
  • Help lol i don’t understand this
    5·1 answer
  • A diver begins at sea level and dives down 200 feet. He ascends at a steady rate of 12
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!