Natalie, Vanessa and Dana had a total of 227 pens. Natalie gave
25 of her pens away. Dana gave away 2 times as many pens as Natalie and Vanessa gave away 60 pens. In the end, they had 113 pens left. How many pens did Vanessa and Dana have in total in the end?
|
Natalie |
Vanessa |
Dana |
Total |
Before |
5 u |
? |
? |
227 |
Change |
- 2 u |
- 60 |
- 4 u |
- 114 |
After |
3 u |
? |
113 |
Number of pens that Dana gave away
= 2 x 2 u
= 4 u
Number of pens given away
= 2 u + 60 + 4 u
= 6 u + 60
6 u + 60 = 227 - 113
6 u = 114 - 60
6 u = 54
1 u = 54 ÷ 6 = 9
Number of pens that Vanessa and Dana had in the end
= 113 - 3 u
= 113 - 3 x 9
= 113 - 27
= 86
Answer(s): 86