Cual es mayor 5.10 o 1.21

Adriver from the university of florida women’s swimming and diving team is competing in the in ncaa zone b championships

Aefg - almn. find the ratio of aefg to almn. a)1: 4 b)1: 2 c)2.1 d)4: 1

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)