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

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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

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