f customers ordering a certain type of personal computer, 20% order an upgraded graphics card, 30% order extra memory, 15% order both the upgraded graphics card and extra memory, and 35% order neither.

Q: The average score of boys is 60, that of girls is 70 and that of all the candidates is 64 appearing…

A:

Q: clean a room in 3 hours. If her partner helps they can clean it in 2.4 hours. How long would it take…

A: Given query is to find Kyra's partner to clean the room alone.

Q: Zane can paint a bedroom in 5 hours. With help from his father, Zane and his dad can paint the same…

A: Explanation: Given that,  Zane can paint a bedroom = 5 hours Zane & his father can paint a…

Q: should i write it with variables like x = 11, y = 11, z = 4? but it says exact number, no tolerance.…

A: The answer has exact form. You will not have to enter the variables.

Q: Find how long it takes a person to drive 135 miles on I-­10 ifshe merges onto I­-10 at 10 a.m. and…

A: Given data: The distance is given as 135 miles. The speed is given as 60 mph. The objective is to…

Q: An instructor has graded 30 exam papers submitted by students in a class of 31 students, and the…

A: Answer Given 30 exam papers31 studentsaverage =68

Q: If you eat 18 grapes in 6 minutes, how long will it take to eat 8 grapes

A: To find the time taken to eat 8 grapes

Q: Average score of 30 students in section 1 is 62 and the average score of 40 students in section 2 is…

A: Average: In statistics, average often refers to the arithmetic mean, the sum of the observations…

Q: Shen took 9 test this year. His mean score was 69 points. How many total points did he earn for the…

A: From the provided information, Shen took 9 test this year that is n = 9 Mean score (x̄) = 69 points

Q: An aircraft carrier left port and traveled west. 4 hours later a su ermine left traveling at 10 km/h…

A: An aircraft carrier left port and traveled west. 4 hours later a submarine left traveling at 10 km/h…

Q: Initially, there are 400 bacteria and after 9 hours, 900 bacteria are observed in the culture. Find…

A:

Q: estimate the number of times that the sum will be 10 if the two number cubes are rolled 600 times.

A: Solution: Given that the sum is 10 The only 3 ways that two dice can sum to 10 are (4, 6), (5, 5),…

Q: An instructor has graded 23 exam papers submitted by students in a class of 24 students, and the…

A:

Q: Matt like to play chess.His current ratio of wins to losses is 5:2.If Matt has won 15 games,how many…

A:

Q: Supposed Stephanie drove 100 miles and then increased to speed by 30 mph for the following 200…

A:

Q: An instructor has graded 23 exam papers submitted by students in a class of 24 students, and the…

A: Given An instructor has graded 23 exam papers submitted by students in a class of 24 students, and…

Q: .2 24x²2x3 dx 8.

A:

Q: A man drove from his hometown 100 miles to New City at the rate of 80 miles per hour On the retum…

A:

Q: A recreation center holds a game every saturday. The team agreed there should be no less than 5…

A: A mathematical statement, which states that two expressions are not equal is called an inequation…

Q: Willie Mays and Mickey Mantle hit 88 home runs one season to lead their leagues. Mays hit 14 more…

A:

Q: As the average speed increases, what happens to the number of hours that it takes to bike the 20…

A: Average Speed = total distance travelled / total time taken

Q: During the first part of a trip, adrian drove 36 miles at a certain speed. adrian drives another 36…

A: Given query is to find the driving speed in the first part of th trip.

Q: A batsman scored 110 runs which included 3 boundaries and 8 sixes .WHat percent of his totl score…

A:

Q: he margin of error is incorrect can you double check that?

A: Given: Sample size (n) = 1000 Sample proportion p^=0.32

Q: Initially, there are 400 bacteria and after 9 hours, 900 bacteria are observed in the culture. Find…

A:

Q: If you drive for 7 hours and travel 525 miles, what is your rate?

A: The objective of this question is to calculate the rate of travel. The rate of travel is typically…

Q: Gold is alloyed with different metals to make it hard enough to he used in jewelry. The amount of…

A: We know that 24 karat gold is 2424×100=100% gold. Also, 18 karat gold is 1824×100=75%. Similarly, 14…