Any certain amount or quantity of one thing which is considered in relation to a unit of another (related) thing is said to be the rate.
Also, rate is the ratio of two different quantities.
Here in the given quantities, 240 miles/8 minutes and 35 km/5 minutes are not the rates since the values in their denominators are not unit quantities.
You can start from any of the options mentioned above however make sure to follow the rule of BODMMAS but you can start from (D) 54÷3 if you just really want a section to start with
Any value you choose for x will make the equation a TRUE statement. This type of equation is called an identity, and the solution set is all real numbers.
