Betsy can clean ab of the house in an hour. How long will it take her to clean the whole house?

is the total time taken to clean the house.

Step-by-step explanation:

Given that:

Betsy cleans of the house.

Time taken = 1 hour

To find:

Time taken to clean the whole house = ?

Solution:

We can use unitary method here to solve this problem.

We are given that of the house is cleaned in 1 hour.

We have to find that a total of 1 house will be cleaned in how much time.

(1 house because Betsy's house can be considered as a single unit).

To find this we will divide 1 hour with .

Now, Let us solve this mathematically:

of the house is cleaned in = 1 hour

1 of the house will be cleaned in =  1 hour divided by

So, the answer is:

is the total time taken to clean the house.

2 x t divided by n

step-by-step explanation:

the answer will be b x² +x-1

step-by-step explanation: