Mariam786
Mariam786 Mariam786
  • 04-01-2018
  • Mathematics
contestada

a miniature railway increased its prices by 25% to £1.50 how much did it cost to visit the railway before

Respuesta :

family15
family15 family15
  • 04-01-2018
the answer is 112.5

type 150 divide by 100 times 25
minus that from 150
and it gives you the answer
Answer Link
obenam obenam
  • 05-01-2018
Let x be the previous price. 
So, the equation is the following: [tex]x+0.25x=1.5[/tex]
Solve the above equation for x like this:
[tex]x(1+0.25)=1.5\\x1.25=1.5\\x=\frac{1.5}{1.25}=1.2[/tex]

The price before was £1.2
Answer Link

Otras preguntas

Why is it necessary to use the same restriction enzyme to cut 2 pieces of DNA that are to be joined together?
What is Neons group and periodic number?
of the400 doctors who attended a conference, 240 practiced family medicine and 130 were from countries outside the United States. One-third of the family medici
How are radioactive probes useful in DNA fingerprinting
round this number 3.899 to the nearest hundredth
round this number 3.899 to the nearest hundredth
What is Neons group and periodic number?
The perimeter of a parallelogram is 46in. If the length of one side is 14in., what is the length of a side adjacent to it?
of the400 doctors who attended a conference, 240 practiced family medicine and 130 were from countries outside the United States. One-third of the family medici
If, 2=5 3=10 4=17 5=??