Answer:
A. 1/2.
B. 15/26.
Step-by-step explanation:
Note when you have an 'OR' in the statement we <u>add </u>the probabilities.
A . Club or a diamond . There are 13 clubs and 13 diamonds so
The Required Probability = 13/52 + 13/52
= 1/4 + 1/4 = 1/2.
B. There are 4 jacks and 26 black cards.
The Required Probability = 4/52 + 26/52
= 1/13 + 1/2
= 2/26 + 13/26
= 15/26.
Answer:
length of the longest side is less than 21
Step-by-step explanation:
5n+6n+7n=18n
18n<54
n<54/18
n<3
7*3=21( longest side.
)
Answer:
3 unit
Step-by-step explanation:
3/4 x 4 = 12/4 = 3
So I just set up a division for this question. I hope this helped and ask for any further help.