jamie had a box of marbles he gave 1/3 if it to his younger brother and one and a half of his remain to his best friend if they were 15 marbles how many marbles did his younger brother get ?

answer the number 9 and 10 pls

i will brainlest the person ​


Jamie Had A Box Of Marbles He Gave 13 If It To His Younger Brother And One And A Half Of His Remain To His Best Friend If They Were 15 Marbles How Many Marbles class=