Usha, Victoria and Zara have 175 marbles. Usha has
34 as many marbles as Victoria. Zara's marbles is
14 of the total number of Usha's and Victoria's marbles. How many marbles must Victoria give to Zara so that both Usha and Zara will have the same number of marbles?
Usha |
Victoria |
Zara |
Total |
4x7 = 28 u |
1x7 = 7 u |
|
3x4 = 12 u |
4x4 = 16 u |
|
|
12 u |
16 u |
7 u |
175 |
Total number of marbles
= 12 u + 16 u + 7 u
= 35 u
35 u = 175
1 u = 175 ÷ 35 = 5
Usha |
Victoria |
Zara |
Total |
12 u |
16 u |
7 u |
175 |
|
- 5 u |
+ 5 u |
|
12 u |
11 u |
12 u |
175 |
Number of marbles that Victoria must give to Zara
= 12 u - 7 u
= 5 u
= 5 x 5
= 25
Answer(s): 25