A box contains some silver, blue and red sweets. The ratio of the number of silver sweets to the number of blue sweets is 6 : 7. The ratio of the number of blue sweets to the number of red sweets is also 6 : 7. What is the ratio of the number of silver sweets to the number of red sweets in the box?
Silver |
Blue |
Red |
6x6 |
7x6 |
|
|
6x7 |
7x7 |
36 u |
42 u |
49 u |
The number of blue sweets is the repeated identity.
LCM of 6 and 7 = 42
Silver sweets : Red sweets
36 : 49
Answer(s): 36 : 49