# Sales

From statistics of sales goods, item A buys 51% of people, and item B buys 59% of people. What is the probability that from 10 people buy 2 item A and 8 item B?

### Correct answer:

Tips for related online calculators

Looking for a statistical calculator?

Our percentage calculator will help you quickly calculate various typical tasks with percentages.

Would you like to compute the count of combinations?

Our percentage calculator will help you quickly calculate various typical tasks with percentages.

Would you like to compute the count of combinations?

#### You need to know the following knowledge to solve this word math problem:

## Related math problems and questions:

- The sales 2

The sales tax in your city is 8.8 percent, and an item costs 55 USD before tax. How much tax would you pay on that item? - Nelly 2

Nelly buys a board game. She pays for the board game and pays 1.54 dollars in sales tax. The sales tax rate is 5.5 percent. What is the original price of the board game before tax? - Lora wants

Lora wants to buy a bag for $79.99 and perfume for $45.27. She has a coupon for 50% off the bag. If the sales tax is 9%, what is her change from $300? - Probability 7627

In the monitored group of people, 8% are ill with the flu. One hundred people from this group were examined. What is the probability that at most 5 of them will be sick with the flu? (round to 3 decimal places) - Drinks

In a country, 65% of people drink coffee, 50% drink tea 25% drink both. What is the probability that a person chosen at random will drink neither tea nor coffee? - Family

What is the probability that a family with 3 children has: exactly 2 girls? 0 girls and 3 boys? Consider the birth probability of a girl is 48.98% and a boy 51.02%. - Bernoulli trial

A used car saleswoman estimates that each time she shows a customer a car, there is a probability of 0.1 that the customer will buy the car. The saleswoman would like to sell at least one car per week. If showing a car is a Bernoulli trial with a probabil - Probability 53061

One hundred people work in the office. Each of them spends an average of 25 minutes daily on the phone. A working day has 8 hours. What is the probability that ten workers will be on the phone simultaneously in one day? - Conditional probability

Suppose a batch contains ten items, of which four are defective. Two items are drawn at random from the batch, one after the other, without replacement. What is the probability that: I) both are defective? Ii) Is the second item defective? - Shopping center

The shopping center buys bikes from the manufacturer for 180 €. It sells them for a sale price of 250 €. However, in the advertising for the sale of these goods, the shopping center spent 20% of the selling price of all bicycles in stock. How many bikes d - HST Ontario

Wants to buy some new stylish shoes for back to school in grade 8. These crocs cost 59.99 before tax. How much does he need to pay in total in Ontario (sales tax HST=13%)? - Covid-19

Data showed that 22% of people in a small town were infected with the COVID-19 virus. A random sample of six residents from this town was selected. Find the probability that exactly two of these residents were infected. - Probability 5077

They have four types of cakes in the patisserie. Anna always buys two at a time. What is the probability that he will get two spikes today? - Kaufland sales-off

As a rule, the goods to the approaching end consumption in Kaufland three days before the consumption end to 30% off and one day before the consumption end to 50% discounts. Sometimes, however, the seller has been mistaken, and the second discount is alre - Mean

For a student's food, the mean of 50 items is 38.6. When checking the work, he found that he had taken one item as 50 to read as 40 in these circumstances correctly. What should the correct arithmetic mean? - Binomial probability

What is the binominal probability that at least 4 of the six trials (n=6) are succeeded where φ = 0.50? - Sales off

Goods are worth € 70, and the price of goods fell by two weeks in a row by 10%. How much percent decreased overall?