Which of these answers is closest to zero-2, 0.2, 1, 1/2

Could somebody me with this radical simplification?

Rectangle bcde is similar to rectangle vwxy. what is the length of side vy? a) 1 7 b) 2 7 c) 3 7 d) 4 7

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.