There are 190 balls in a bag. 0.5 of them are white balls, and the rest are silver and blue balls. If there are 14 as many silver balls as blue balls. How many blue balls are there?
| White balls |
Silver balls |
Blue balls |
Total |
| 1 u |
1 u |
2 u |
| |
1 p |
4 p |
|
0.5 =
510 =
12 Fraction of balls that are silver and blue balls
= 1 -
12 =
12 Total number of balls = 2 u
2 u = 190
1 u = 190 ÷ 2 = 95
Number of silver balls and blue balls
= 1 u
= 1 x 95
= 95
Number of silver and blue balls
= 1 p + 4 p
= 5 p
5 p = 95
1 p = 95 ÷ 5 = 19
Number of blue balls
= 4 p
= 4 x 19
= 76
Answer(s): 76
