In a certain community, 70% of the family has 2 cars,  55% have kid(s) and 50% have 2 cars and kid(s). What is the probability that a randomly selected household  has 2 cars but no kid ?  a) 50% b) 5% c) 25% d) 20%

Q: A box contains 12 chocolates: 5 dark chocolates, 4 milk chocolates, and 3 white chocolates. If two…

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Q: 13% of US residents are in their 30s. consider a group of 9 US residents selected at random. find…

A: It is given that the 13% of US residents are in their 30s i.e. the prob. that US residents are in…

Q: In a group of students, 70% are taking an English class and 19% are taking a Chemistry class. Among…

A: Given that, P(E)= 70% = 0.70 P(C)= 19%= 0.19 P(C/E)= 7%= 0.07 P(C Ω E)=?

Q: The school canteen has 30 sandwiches to be sold. The sandwiches are 9 hotdog, 5 tuna, 8 ham, 5…

A: Probability:               It is the ratio of chance of getting an event given from the proportion…

Q: Of the cartons produced by a​ company, 4​% have a​ puncture, 7​% have a smashed​ corner, and…

A: Given that, 4% have a puncture 7% have a smashed corner 1.3% have both a puncture and a smashed…

Q: A box contains 5 green balls and 4 red balls. The probability of selecting 2 green balls and 1 red…

A: There are 5 green balls and 4 red balls.

Q: A class has 30 girls and 22 boys. A teacher selects 15 students at random from the class to…

A: According to the provided information, Total girls = 30 Total boys = 22 Total student = 52

Q: In a student body, 50% use Google Chrome, 12% use Internet Explorer, 10% Firefox, 5% Mozilla, and…

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Q: A bag has 12 different-colored marbles: 4 green, 5 blue, 1 yellow, and 2 orange. You draw a marble…

A: Given that,  4 green, 5 blue, 1 yellow, and 2 orange Marbles.  Total number of marbles = 4+5+1+2 =…

Q: Assume that there are 12 frozen dinners: 6 pasta, 4 chicken, and 2 seafood dinners. The student…

A: Obtain the probability that at least 2 of the dinners selected are pasta dinners. The probability…

Q: A committee of three people must be chosen from 11 sophomores and 7 juniors. What is the probability…

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Q: A card is drawn at random from a deck of 52 playing cards. What is the probability that it is an ace…

A: There are 4 ace cards and 12 face cards in a deck of 52 playing cards.

Q: A golf ball is selected at random from a golf bag. If the golf bag contains 8 yellow ​balls, 6 brown…

A: It is given that the number of yellow balls is 8, brown balls is 6 and black balls is 6.

Q: To perform during the improvisation section of their concert, the director of the school jazz band…

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Q: Assume that there are 16 frozen dinners: 9 pasta, 3 chicken, and 4 seafood dinners. The student…

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Q: A golf ball is selected at random from a golf bag. If the golf bag contains 8 type A​ balls, 5…

A: No.of type A balls =  8 No.of type B balls = 5 No.of type C balls = 6 Total number of balls =19…

Q: n a group of 100 students, 80 study Physics, 90 study Math and 5 study none of the subjects. What…

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Q: Suppose that you have 10 coins: 3 dimes, 3 quarters, and 4 nickels. Two coins are selected at…

A: Two coins are selected from the 10 coins at random.  P( choose exactly 30 cents) = ? A dime is worth…