Question

. If 30% of A is added to 40% of
B. the answer is 80%
Of B. What
percentage of A is B?​

Answer 1

Answer:

3/4 * 100 = 75%  

Step-by-step explanation:

tinu21 Ace

 A * 30 + B * 40 = B * 80

             100       100         100

      => A * 30 = B * 80 - B * 40

               100          100       100

     =>A * 30 = B * 40       

              100        100

    =>3A = 4B

Required percent = 3/4 * 100 = 75%