Mary wanted to invite 478 guests to her wedding. Each of her 5 friends helped her to make 25 invitation cards. She made the rest of the cards herself.
- How many invitation cards did Mary's friends help her make?
- Assuming that Mary needed a card for each guest, how many more cards did Mary have to make by herself?
(a)
Number of invitation cards that her friends made
= 5 x 25
= 125
(b)
Number of invitation cards that Mary made
= 478 - 125
= 353
Answer(s): (a) 125; (b) 353