Question

2,7,4,5=100 ; 2,7,3,6=? ;4,9,8,7=400 plzzz solve this???

Answer 1

Answer:

(D) 200

Step-by-step explanation:

Circle 1st: 2,7,4,5=100

Hint: 2²+(7+4+5)=4+16=20×5 =100

Circle 2nd: 2,7,3,6=?

Hint: 2²+(7+3+6)=4+16=20×10 =200

Circle 3rd: 4,9,8,7=400

Hint: 4²+(9+8+7)=16+24=40×10 =400

Reason of using 5,10,10 is in the image.