12.5% because you divide the two and get 0.125 then to convert it to a percent multiply by 100 for get 12.5%
A mean of thirty dollars on books would mean on average for her classmates.
Answer:
a = $17.25
Step-by-step explanation:
let the money spend on the necklace be a
we have
15.75 +1.5*2 +a + 14 = 50
-> a = 50 -15.75 -3-14
-> a = $17.25
im pretty sure it's the first option.