Mum spent 2/3 of her money and put 1/4 of the remainder in the bank. she put $20 in the bank. how much did she start with?

Let x be the initial amount of money. We know that mum spent 2/3 of this amount, so she's left with

Of this remainder, only 1/4 was deposited, which is

And this amount equals 20, so we have

6 hours 48 min

step-by-step explanation:

68÷5=13.6

13.6×30=408min=6 hours 48 min.

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let y equal to

the total fare and x is the mile of taxi ride. so the equation is

y = 0.55x + 1.75

since susie has

$10 to spend for a taxi cab, so he can have

10 = 0.55x +

1.75

x = 15 miles of

taxi ride

so the system of

inequality is

10 < 0.55x +

1.75

x > 2