At Billy's fruit kiosk,
34 of the watermelons were yellow and the rest were red. He sold half of the total number of watermelons.
16 of the watermelons sold were red. 120 red watermelons were left. How many yellow watermelons did Billy sell?
| |
Yellow watermelons |
Red watermelons |
Total |
| Before |
3 u |
1 u |
4 u |
| Change |
- 123 u |
- 13 u |
- 2 u |
| After |
113 u |
23 u |
2 u |
Number of watermelons sold
=
12 x 4 u
= 2 u
Number of red watermelons sold
=
16 x 2 u
=
13 u
Number of red watermelons left
= 1 -
13 u
=
23 u
23 u = 120
1 u
= 120 ÷
23 = 120 x
32= 180
Number of yellow watermelons sold
= 2 u -
13 u
= 1
23 u
= 1
23 x 180
= 300
Answer(s): 300
