aaishazabir aaishazabir
  • 18-06-2020
  • Mathematics
contestada

ethan invested £500 in the bank for 2 years.
he earned £40 simple interest total.
what was the simple interest rate per annum

Respuesta :

TheAnimeGirl
TheAnimeGirl TheAnimeGirl
  • 18-06-2020

Answer:

4%

Solution,

Principal=£ 500

Time=2 years

Interest=£40

Rate=?

Now,

R=I*100/P*T

= 40*100/500*2

=4000/1000

=4%

Hope it helps

Good luck on your assignment

Answer Link
Hi1315
Hi1315 Hi1315
  • 18-06-2020

Answer:

[tex]4\%[/tex]

Step-by-step explanation:

[tex]p = 500 \\ r = x \\ t = 2[/tex]

[tex]simple \ \: \: \: = \frac{prt}{100} \\ interest \\ \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: 40= \frac{500 \times x \times 2}{100} \\ \: \: \: \: \: \: \: 40 \: \: \: \: \: \: \: \: \: = \frac{1000x}{100} \\ \frac{40 \times 100}{1000} = x \\ x = 4[/tex]

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