Ellie has 4 quarters for every 5 pennies in her change purse. how many pennies would she have if she has 16 quarters?

Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.

If there is 20 dogs in the shelter and 5 dogs get homes, and then 43 more dogs come. how many dogs are there in the shelter?

Why can't my rank go i have 1723 points, but my rank is only at ambitious, which is only 250 points! like, (p.s. i know this isn't related to math, but i just don't know why it's doing this and i would really appreciate if someone could tell me whats going on with this)