Janet invited her Boy and Girl friends to her party at the ratio of 3:7. If 30% of the Boys and 70% of the Girls will be coming for the party from Texas, How many Janet invited friends will be coming from Texas.  Choose the correct choice from the following options.
A) 62 %
B) 52 %
C) 57 %
D) 56 %
E) 58 %

Rationale: let total no of janet invited friends be 100 , boys 30 and girls 70 , so total number of janet ' s invited guests coming from texas for both boys and girls respectively 30 * 30 / 100 = 9 and 70 * 70 / 100 = 49 so total 58 of janet ' s invited guest out of the 100 invited guests will be coming from texas . . so required % is 58 % answer : e
Answer: E