Last year, 56 new houses were build, so far this year, 5/8 of them have been sold. how many new houses have been sold this year

Ineed solving this problem h/8=-25 solve for h idk how to this can someone show me and also give an answer you

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.

Five infinity stones cost $16.80. what is the price per infinity stone ?