lakenyahar
13.03.2020 •
Mathematics
A box contains 7 letters shown as arching. What is the probability of the outcome HI in that order if 2 letters are drawn one by one with replacement? And without replacement?
Solved
Show answers
More tips
- S Science and Technology Why is there no gravity on other planets?...
- F Food and Cooking Deflope: What is it and how does it work?...
- B Business and Finance How to Create a Business Plan? Your Ultimate Guide...
- F Food and Cooking Unusually Delicious Shashlik - Follow the Etiquette of Proper Preparation!...
- C Computers and Internet Make Easy Accessible Screenshots on iPad in Just a Few Minutes...
- T Travel and tourism Lost in the Catacombs: What to Do?...
- F Family and Home Protect Your Home or Apartment from Pesky Ants...
- H Health and Medicine How to Treat Styes: Causes, Symptoms, and Home Remedies...
- L Legal consultation What Documents Are Required for a Russian Passport?...
- F Family and Home How to Properly Use a Water Level?...
Answers on questions: Mathematics
- M Mathematics What is an equation that models the date below x 1,2,3,4,5 y 3,12,27,48,75...
- M Mathematics The regular price of a dvd was $19.50. the dvd was on sale for 16% off. how much was the discount?...
- M Mathematics Rob works for 8.00 per hour. his regular hours are 40 hours per week and he gets time and a half for overtime .one week he works 50 hours.he wants to calculate his...
- M Mathematics The after school craft center has 15 boxes of 64 crayons each. in 12 of the boxes , 28 of the crayons have not been used. all the rest have been used how many of...
- M Mathematics Write the 10y1/2 in radical form...
- M Mathematics 500 minutes =how many hours and minutes...
- M Mathematics 419.10 419.099 greater than equal too or less than...
- M Mathematics Are all parallelograms are squares? -...
- M Mathematics How can you use negative numbers to represent real-world problems...
- M Mathematics It costs $5 dollars to have a tote bag monogrammed with up to 12 letters and $.50 for each additional letter. a club has a budget of $8 dollars maximum per tote...
Ответ:
Set up equations:
(1) speedbus = speedbike+4
(2) speedbus/speedbike = 180/156
plug (2) into (1)
speedbike * 180/156 = speedbike + 4
(solve for speedbike)
speedbike = 4 / (180/156-1) = 26 mph
--> speedbus = 26+4 = 30mph