A boy gains 8 marks out of 10 what percentage is this

8 out of 10 is the same thing as saying so it would be 80%

Step-by-step explanation:

8 ÷ 10 = 0.8 = 80%

1. sometimes

2. never true

3. sometimes

step-by-step explanation:

these are pretty self explanatory if you know what supp right and com angles are

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