Total area = 4 × 8.5 × 11 = 374 in²
374 in² = 374/144 = 2.597 ft²
Since Max's deck of cards contains the same number of blue cards as Barry's,
letting x as the number of red cards in Max's deck of card
40 / x = 8 / 9
Solving for x
360 = 8x
x = 45
There are a total of 40 + 45 = 85 cards in Barry's deck of cards
Answer:
.15 represents how many miles Kelly runs a minute.
= sqrt (2*18) = sqrt 36 = 6
