A book store had a box of books. One half but 5 fewer books were sold on the first day. One third of the remaining part and 12 more books were sold on the second day. Finally 20 books are left. How many book(s) did the book store have originally?

Giúp mình với : 

A book store had a box of books. One half but 5 fewer books were sold on the first day. One third of the remaining part and 12 more books were sold on the second day. Finally 20 books are left. How many book(s) did the book store have originally?

A bookstore had a box of books. One half but 5 fewer books were sold on the first day. One third of the remaining part and 12 more books were sold on the second day. Finally, 20 books are left. How many book(s) did the bookstore have originally?

A bookstore had a box of books. One half but 5 fewer books were sold on the first day.
One third of the remaining part and 12 more books were sold on the second day. Finally,
20 books are left. How many book(s) did the bookstore have originally?

A bookstore had a box of books. One half but 5 fewer books were sold on the first day.
One third of the remaining part and 12 more books were sold on the second day. Finally,
20 books are left. How many book(s) did the bookstore have originally?

1/ Of all the ball-point pens, which one is __________?

A. the best                            

B. the better                           

C. more                                  

D. the less

A group of 9 students shared a box of pen. After they had taken 7 pens each, there were 6 pens left. How many pens were at first?

An egg – seller sold 2 eggs more than half  the number of eggs in his basket. He then sold 2 eggs fewer than half of the remaining eggs in his basket. If he was left with 28 eggs, how many eggs were in the basket at first?