State if each scenario involves a permutation or a combination. Then find the number of possibilities. 5) Castel and Joe are planning trips to threecountries this year. There are 7 countriesthey would like to visit. One trip will beone week long, another two days, and theother two weeks.6) There are 110 people at a meeting. Theyeach shake hands with everyone else. Howmany handshakes were there?

Sol:- This scenario involves a combination, as the order of the countries they visit does not…

Answered: 5) Castel and Joe are planning trips to…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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An artist is selling children's crafts. Necklaces cost $2.25 each, and bracelets cost $1.50 per each.Select ALL the combinations of necklaces and bracelets that the artist could sell for exactly $12.00. * 5 necklaces and 1 bracelet 2 necklaces and 5 bracelets 3 necklaces and 3 bracelet 4 necklaces and 2 bracelets 3 necklaces and 5 bracelets 6 necklaces and no bracelets No necklaces and 8 bracelets This is a required question
A deli offers 6 different toppings. You are allowed 4 different toppings. In other words, you can't select the same topping more than one more time per sandwich. How many choices of 4 toppings are there
In a buffet, there are 4 choices of appetizers, 5 choices for the main dish, and 3 choices for the dessert. If a person had to choose 1 of each course for his meal, in how many ways can he choose a combination of these dishes?
A shoe company wants to test an updated model of a running shoe on its wear after one month of running. Which of the following describes a matched pairs design? They recruit 50 people who run on a regular basis to participate in their study. They will have the runners wear the shoes when they run for two months. After two O The subjects are numbered 1-50, and these numbers are put into a random number generator. The first 25 random numbers, ignoring repeats, represent the subjects assigned to the new model group. The remaining 25 subjects will wear the original model. months, the wear on the shoes will be determined using the depth of the tread and flexibility of the toe box. The wear between the new model and the original model will then be compared. The subjects' names are written on equal-sized slips of paper and placed into a hat. A researcher then reaches in and pulls out 25 slips of paper. These subjects are assigned to the new model group. The remaining 25 subjects will be…
A certain restaurant prepared meals during the pandemic for the first-responders. If they prepared 5 spaghetti meals for every 7 meat meals, how many meat meals were there if there were 600 meals prepared?
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If there were to be 22 boys and 8 girls at a party and the host wanted each to be given exactly the same number of candies that could be bought in packages containing 42 candies, what is the fewest number of packages that could be bought? The fewest number of packages that could be bought is

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