mkleinert3248 mkleinert3248
  • 01-07-2017
  • Mathematics
contestada

A bag of coins contain 2 quarters, 3 dimes and 4 pennies probability drawing a dime and then quarter without replacements

Respuesta :

texaschic101
texaschic101 texaschic101
  • 01-07-2017
2 quarters, 3 dimes, 4 pennies...total of 9 coins

probability of first drawing a dime = 3/9 reduces to 1/3
without replacement (means u have only 8 coins now)
probability of then drawing a quarter = 2/8 reduces to 1/4

probability of both : 1/3 * 1/4 = 1/12 or 8.3%
Answer Link

Otras preguntas

Limiting reactants Aqueous sulfuric acid (H,SO) will react with solid sodium hydroxide (NaOH) to produce aqueous sodium sulfate (Na₂SO) and liquid water (H₂O).
Most junior loans that are negotiated today are secured from:A) Life insurance companiesB) Commercial banksC) Thrift institutionsD) Private individuals or group
Peak consistency for personality is around age a. 65.b. 50.c. 35.d. 20.
A truck with airbrakes going 55 mph would require a stopping distance of: a) more than 300 feet b) less than 100 feet c) 100 to 300 feet
Match the quotes with the literary devices the use paradox oxymoron
Approximate and plot each of the following on the number line. (example on page 3) (a) Approximate the square root terms using the perfect squares approximati
7th grade math. help
28-day-cycle schedules are subdivided into four groups___________
Briefly explain ONE specific example of how the automobile influenced American culture
A cash crop is a crop intended for