Answer:
expression that represents his total number of cards now is 1.25b
Step-by-step explanation:
It has been given that Blake has b baseball cards.
Now, when his aunt gave more cards, hos total number of cards increased by 25%.
It means total number of cards he has now is given by
Initial cards + 25% of initial cards
= b + 25% of b
= b +0.25b
= 1.25b
Thus, the expression that represents his total number of cards now is 1.25b
