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andre [41]
3 years ago
10

A statistical survey found that 20% of cars are red, and 10% are electric cars. It was further discovered that of all cars that

are either red or electric, 50% are both red and electric. a) What is the probability P[R ∩ E] that a car is both red and electric? b) What is the conditional probability P[E|R] that a red car is electric? c) What is the conditional probability P[R|E] that an electric car is red?
Mathematics
1 answer:
Flauer [41]3 years ago
5 0
Yes is red .............
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Tickets to a local basketball team's games cost $12 each. Brendon and Ed each bought tickets to four games. How much did they sp
den301095 [7]

Answer:

total amount spent is $96 altogether on tickets

Step-by-step explanation:

Step 1

Derive the expression for the total amount Brendon spent on the tickets as follows;

total amount=cost per ticket×number of tickets bought

where;

cost per ticket=$12

number of tickets Brendon bought=4

replacing;

total amount=(12×4)=48

total amount spent by Brendon=$48

Step 2

Derive the expression for the total amount Ed spent on the tickets as follows;

total amount=cost per ticket×number of tickets bought

where;

cost per ticket=$12

number of tickets Ed bought=4

replacing;

total amount=(12×4)=48

total amount spent by Ed=$48

Step 3

Total amount spent altogether=total amount spent by Ed+total amount spent by Brendon

replacing;

Total amount spent altogether=(48+48)=96

They spent Derive the expression for the total amount Brendon spent on the tickets as follows;

total amount=cost per ticket×number of tickets bought

where;

cost per ticket=$12

number of tickets Brendon bought=4

replacing;

total amount=(12×4)=48

total amount spent is $96 altogether on tickets

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3 years ago
A rectangular piece of plastic is 5 millimeters tall and 10 millimeters wide. What is its area?
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Answer:

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attashe74 [19]
100/5 = 20.

But, I'm not really sure how you want to do this.
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Answer:

3x + y = -10

y = -3x-10

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You have 50$ to spend at the carnival. First, you must pay $9.20 for an entrance ticket. Each snack costs $4.25, including tax.
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50 - 9.20 = 40.80 so 40.80/ 4.25 = 9.6 but you can’t buy .6 of a snack so it’s 9
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3 years ago
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