Answer: 4
Step-by-step explanation:
Perpendicular lines have reciprocal slopes
Answer:
180
Step-by-step explanation:
Answer:
30 blocks
Step-by-step explanation:
60 minutes = 1 hour
For one hour, she will walk 7.5 blocks.
The rate is 7.5blocks per hour.
Multiply this by 4 hours, and you will get 30 blocks.
(7.5)4 = 30
Answer:
The probability that the second card is a face card if it’s known that the first card was a face card is 0.0497
Step-by-step explanation:
Total number of face cards = 12
Total cards = 52
Probability of getting face card on first draw=
Remaining no. of face cards = 11
Remaining number of total cards = 51
Probability of getting face card on second draw=
The probability that the second card is a face card if it’s known that the first card was a face card =
Hence The probability that the second card is a face card if it’s known that the first card was a face card is 0.0497