Aspinner is divided into 10 equal sections numbered from 0 to 10. you spin the spinner once. what is p(divisible by 3)?

Satchi found a used bookstore that sells pre-owned dvds and cds. dvds cost $9 each, and cds cost $7 each. satchi can spend no more than $45.

Could someone with number 1 and 2

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?