1)a)write any three rational numbers . Answer : 3/4,-2/6,1/2 is are called rational
number.

b)Explain rational numbers in your own words .

A number which can be written in the form p/q , where p and q are integers and q = 0 is called a rational number ​

Step-by-step explanation:

1)1/2,1/5 and 0

2)In mathematics, a rational number is a number that can be expressed as the quotient or fraction p/q of two integers, a numerator p and a non-zero denominator q. For example, −3/7 is a rational number, as is every integer

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

part a: 1.08

part b: 27.59