The bicycle pedal gear has 36 teeth, the rear gear wheel has 10 teeth. How many times turns rear wheel, when pedal wheel turns 120x?
Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):
Showing 0 comments:
Be the first to comment!
To solve this example are needed these knowledge from mathematics:
Next similar examples:
- Calcium and citality
The daily dose of calcium obtained using 0.75 liters of milk and 60 grams of cheese. A/ At the morning I drank half a liter of milk. How much cheese I must eatto eat a daily dose of calcium? b / I ate 50 grams of cheese, how much milk I must drink? c /.
- Seeds 2
How many seeds germinated from 1000 pcs, when 23% no emergence?
I eat 24 chocolate in 10 days. How many chocolate I eat in 15 days at the same pace?
- Cost reduction
Windbreaker cost after discounted SKK 1275, which were 3/4 of original price. How many SKK originally cost windbreaker? How many SKK was cost reduction?
- Liquid soap
Liquid soap lasted two weeks to one member of the family. How many days will last, if it use: a) two members b) 4 members c) seven members?
- Field on plan
Plan has a scale of 1: 2500.Determine dimensions in centimeters which will have on plan field with a length of 310 meters and a width of 182.5 meters.
- Bronze medal
To produce 1 kg of bronze must be 0.95 kg copper, 0.04 kg of tin, 0.01 kg zinc. The bronze medal has a weight of 8.5 g. How much copper, tin and zinc does medal have?
For given real numbers, calculate reciprocal number.
Iron ore contains 57% iron. How much ore is needed to produce 20 tons of iron?
In 7.C clss are 10 girls and 20 boys. Yesterday was missing 20% of girls and 50% boys. What percentage of students missing?
What number is 20 % smaller than the number 198?
- Ratio v2
Decrease in the ratio 12:16 number 13.2.
The arithmetic mean of the two numbers is 71.7. One number is 5. Calculate the second number.
- Simple equation
Solve for x: 3(x + 2) = x - 18
- Obtuse angle
Which obtuse angle is creating clocks at 17:00?
- Combine / add term
Combine like terms 4c+c-7c
- Dropped sheets
Three consecutive sheets dropped from the book. The sum of the numbers on the pages of the dropped sheets is 273. What number has the last page of the dropped sheets?