The ratio of the number of senior tickets sold to the number of adult tickets is 2:3. The ratio of the number of adult tickets to the number of student tickets 6:15. If 24 senior tickets were sold, how many adults and student tickets were sold altogether? Question solved general 9 months ago 4451
A chemist has 300 grams of 20% hydrochloric acid solution. He wishes to drain some and replace it with an 80% solution so as to obtain a 25% solution. How many grams must he drain and replace with the 80% solution?PLZ HELP I NEED IT FAST PLZ!!!!!!!!!!!! Question solved general 9 months ago 1758
The question is " Are these forms alike, Explain why or why not " I've got my awnser just looking to see if it's correct, I'm saying they're not similar.. 8/13 * 3/3 = 24/39 I'm using this as proof that they are incorrect. Question solved general 9 months ago 8650
Assume that the national average score on a standardized test is 1010, and the standard deviation is 200, where scores are normally distributed. What is the probability that a test taker scores at least 1600 on the test? Round your answer to two decimal places. Question solved general 9 months ago 4035
A Rasmussen Reports survey of 1,000 US adults found that 42% believe raising the minimum wage will help the economy. Construct a 99% confidence interval for the true proportion of US adults who believe this. Question solved general 9 months ago 4603
A company claims that less than 10% of adults own a smart watch. You want to test this claim, and you find that in a random sample of 100 adults, 12% say that they own a smart watch. Calculate the appropriate standardized test statistic (round to three decimal places). If the conditions are not met (e.g., np < 5), then write "NA." Flag this Question Question 192 pts In the previous question about smart watches, what is the appropriate critical value (to two decimal places), if you wish to conduct the test at alpha = 0.01? Question solved general 9 months ago 6874
License plate numbers in a certain state consists of seven characters. The first character is a digit (0 through 9). The next four characters are capital letters (A through Z) and the last two characters are digits. Therefore, a license plate number in this state can be any string of the form: Digit-Letter-Letter-Letter-Letter-Digit-Digit (a) How many different license plate numbers are possible? Question solved general 9 months ago 9781
Jackson had 1 3/8 kg of fertilizer.He used some to fertilize a flower bed, and he only had 2/3 kg left. How many fertilizer was used in the flower bed. Question solved general 9 months ago 9353
The length of Sally's garden is 4 meters greater than 3 times the width.The perimeter of her garden is 72 meters.Find the dimensions of Sally's gardens Question solved general 9 months ago 5040
PLEASE HELP ME I HAVE NO IDEA HOW TO DO THIS AND I HAVE AN F IN MATH!pythagorean theorem Question solved general 9 months ago 5600
At raging river sports, polyester fill sleeping bags sell for $79. Down fill sleeping bags sell for $149. In one week the store sold 14 sleeping bags for $1456. How many of each were sold using system of equation multiplying and subtracting. Question solved general 9 months ago 8520
A bicyclist started riding at 8:00 am. The diagram below shows the distance the bicyclist had traveled at different rates. What was the bicyclist's average rate of speed in miles per hour?8:00 am - 3.5 miles - 8:14 am - 6.5 miles - 8:40 amThe average rate of speed is _________________ miles per hour Question solved general 9 months ago 9299
Layla and Aidan are selling cases of drinks for a fund raiser. Customers can buy either fruit punch or lemonade. Aidan sold 6 cases of fruit punch and 4 cases of lemonade for a total of $80. Layla sold 6 cases of fruit punch and 5 cases of lemonade for $94. How much is a case of lemonade and how much is a case of fruit punch? Question solved general 9 months ago 4866
What is the equation of a line that is parallel to -x+3y=6 and passes through the point (3,5)?Enter your awnser in the box.For a test!! Question solved general 9 months ago 1443
A car travels 1/6 of the distance between two cities in 3/5 of an hour . At this rate , what fraction of the distance between the two cities can the car travel in 1 hour Question solved general 9 months ago 8380