Alright, lets get started.
Suppose Francine made number of baskets = x
As given in question, Jane scored 4 times as many as Francine.
Means Jane has scored number of baskets will be = 4x
Jane and Francine made 20 baskets together, means


Dividing 5 in both sides

x = 4
Means Francine made number of baskets = 4
Hence Jane made number of baskets =
: Answer
Hope it will help :)