2. Eight cards are marked : (3,4,5,6,7,8,9,10), such that each card has exactly one of theses numbers. A card is picked without looking.
Determine the probability of choosing a number greater than 5. (decimal)
A) .625 B).75 C).50 D) .60

7! = 7×6×5×4×3×2

3! = 3× 2

as 7! is multiple of 3! because 7! contains 3! that is 3× 2 as factor

so 7! /(3! ) = 7× 6× 5× 4

= 42 × 20

= 840

its b) 840✌✌✌

dhruv⭐

yes because they have the same amount of green and blur marbles.

step-by-step explanation: