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MATH SOLVE
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x is directly proportional to y and inversely proportional to z. if x= 1/2 when y = 3/4 and z=2/3, find x when y= 7/8 and z = 7/9
General
2 months ago
(will mark as brainliest, whoever gets it right) Just need help on this question, thanks. I don't know what to do
General
2 months ago
help, pls!!!!Estimate the median number of texts sent per day by this group of middle school students.
General
2 months ago
What is the difference in the number of calories in acheeseburger at the Riverside Diner and themedian number of calories in cheeseburgers at allsix restaurants?A) 190B) 233C) 265D) 390( USE TABLE TO ANSWER QUESTION)
General
2 months ago
if sinθ <0 and tanθ <0 then:A. 180°<θ<270°B. 270°<θ<360°C. 0°<θ<90°D. 90°<θ<180°
General
2 months ago
How many ways can six slices of pepperoni pizza and three slices of cheese pizza be divided among five friends, if one of the friends is a vegetarian?
General
2 months ago
The weights of pink salmon in a fishery are normally distributed, with a mean of 3.25 pounds and a standard deviation of 0.25 pounds. What is the probability that a salmon weighs between 2.95 pounds and 3.95 pounds?A) 0.12 B) 0.38 C) 0.62 D) 0.88
General
2 months ago
Use the triangle shown to find the ratios. cos(A) tan(c)
General
2 months ago
For every 5 boys there are 3 girls. If there are 60 students, how many boys are there??SHOW ALL WORK
General
2 months ago
Complete the table:X Y6 98 ? ? 1518 ? SHOW ALL WORK
General
2 months ago
Find the common ratio and an explicit form in each of the following geometric sequences.c.4 / 3,2 / 3,1 / 3,1 / 6 , ...
General
2 months ago
A school chorus has 90 sixth-grade students and 75/7 grade students the music director wants to make groups of performers with the same combination of sixth and seventh grade students in each group she wants to form as many groups as possible what is the largest number of groups that could be formed explain or show your reasoning
General
2 months ago
find an equation of the line that pases (8,17) and is perpendicular to the line x+2y=2
General
2 months ago
The Zagat Restaurant Survey provides food, decor, and service ratings for some of the top restaurants across the United States. For 15 restaurants located in Boston, the average price of a dinner, including one drink and tip, was $48.60. You are leaving for a business trip to Boston and will eat dinner at three of these restaurants. Your company will reimburse you for a maximum of $50 per dinner. Business associates familiar with these restaurants have told you that the meal cost at one-third of these restaurants will exceed $50. Suppose that you randomly select three of these restaurants for dinner.What is the probability that none of the meals will exceed the cost covered by your company?What is the probability that one of the meals will exceed the cost covered by your company?What is the probability that two of the meals will exceed the cost covered by your company?What is the probability that all three of the meals will exceed the cost covered by your company?
General
2 months ago
Let Dn denote the number of ways to cover the squares of a 2-by-n board using plain dominos. Then it is easy to see that D1 = 1, D2= 2, and D3 = 3. Compute a few more values of Dn and guess an expression for the value of Dn and use induction to prove you are right.
General
2 months ago
3 + x, 9 + 3x, 13 + 4x, ... is an arithmetic sequence for some real number x. b. Find the 10th term of the sequence.
General
2 months ago
Find an explicit form f(n) of the arithmetic sequence where the 2nd term is 25 and the sum of the 3rd term and 4thterm is 86.
General
2 months ago
A merchant doing business in Lucca doubled his money there and then spent 12 denarii. On leaving, he went to Florence, where he also doubled his money and spent 12 denarii. Returning home to Pisa, he there doubled his money and again spent 12 denarii, nothing remaining. How much did he have in the beginning?
General
2 months ago
A 2017 poll found that 56% of college students were very confident that their major will lead to a good job. If 15 college students are chosen at random, what's the probability that 13 of them were very confident their major would lead to a good job? Let a success be a college student being very confident their major would lead to a good job.
General
2 months ago
identify the sequence as arithmetic or geometric, and write a recursive formula for the sequence. Besure to identify your starting valueThe local football team won the championship several years ago, and since then, ticket prices have been increasing$20 per year. The year they won the championship, tickets were $50. Write a recursive formula for a sequencethat models ticket prices. Is the sequence arithmetic or geometric?
General
2 months ago
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