Vineet wants to polish the floor of a room which is 140 cm long and 120 cm wide. The charges for polishing the floor is 52 per square metre. What will be the cost of
polishing the floor of the room?​

where is the figure

the simplified form is

step-by-step explanation:

we want to simplify the expression,

let us change the middle bar to a normal division sign to obtain,

we multiply the first fraction by the reciprocal of the second fraction to obtain,

we factor to obtain,

we cancel the common factors to get,

we simplify to get,

the correct answer is b