Answer:
brother has $100
Explanation:
Pam and her brother both open savings accounts. each begin with a balance of $0. For every $2 is that Pam saves in her account her brother saves $5 in his account
P:brother =2:5
when P=40 what is brother?
2/5=40/b
times 5b both sides
2b=200
divide 2
b=100
brother has $100