Question

7 : 77 : : 13 :
OPTIONS :-
A : 195
B : 247
C : 312
D : 221

Answer 1

⚠️Heya mate!✌️☺️

⛄️➡️Here is your answer➡️

7 : 77 : : 13 : 195......✌️

@mastermindgirl... haryanvi!☠️⚠️☺️❤️

Answer 2

Answer:

the right answer is 221.

=> 7×(7+4)=77 ;

13×(13+4)=221.

the same answer but different steps:

the next prime number of 7 is 11 so 7×11=77.

the next prime number of 13 is 17 so 13×17=221.