Answer:
140 coins
Step-by-step explanation:
7 coin is said to be only 5% of her collection
let the unknown number of total coin = y
total number of gotten is gotten from the equation below
7 = 5% of y
7 = [tex]\frac{5}{100}[/tex]y
7 = 0.05y
y = [tex]\frac{7}{0.05}[/tex] = 140 coins