Each of a, b,c need a certain unique time to do a certain work. c needs 1hr less than a to complete the work. working together they require 30min to complete 50percent of the job. the work also gets completed if a & b start working together and a leaves after 1hr and b works for further 3 hrs. how much work does c do per hour?
a)16.6%
b)33.3%
c)66.6%
d)50%

answe

its a

step-by-step explanation:

true

step-by-step explanation:

given expression is .

now we need to simplify the given expression .

we know that square root is equivalent to the power 1/2. so that means we can take half of the exponents to get the square root of given expression.

expanding that will give a very very large number so let's keep answer in exponent form.

it is only things thain can be deafeated

step-by-step explanation: