Respuesta :
The answer is that Max has 45 red cards.
How:
40/x = 8/9
Then cross multiply
360= 8x
X= 45
How:
40/x = 8/9
Then cross multiply
360= 8x
X= 45
85 because the amount of blue is 5 times 8 and since it is 8:9 the nine must be 45 then add 45 and 40