When a number is decreased by 9.9% the result is 40. what is the original number to the nearest tenth? super urgent

The answer is 44.4

Step-by-step explanation:

Let x be the original number

(9.9 %  is equivalent to 0.099)

x-0.099*x = 40

0.901*x  = 40

x = 40/0.901 = 44.4

if you explain the the question more correctly i might be able to answer this better

step-by-step explanation:

4/6 = 2/3

so it should take 3/3 hours per man. so 9 hours is the answer 3*3 =9

step-by-step explanation: