Determina si cada par de razones representa una porción

10/20 y 6/12

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x