broskiman2004
broskiman2004 broskiman2004
  • 27-09-2020
  • Mathematics
contestada

How many ways can Mrs. Sully choose two students from 27 to help put away calculators at the end of class? *​

Respuesta :

saniasmith123471 saniasmith123471
  • 27-09-2020
Combination that’s the answer
Answer Link
oscar236
oscar236 oscar236
  • 27-09-2020

Answer:

351 ways.

Step-by-step explanation:

That is the number of combinations of 2 from 27

= 27C2

= 27*26 / 2*1

= 351.

Answer Link

Otras preguntas

Michelle is thinking of a shape. It is not a polygon. It has two sides what is it?
Does wind have atoms and molecules in it?
An oval group of stars is an "what" galaxy?
Which statement best summarizes the main theme of the story? The gods are petty and will punish you if you embarass them. If you brag, people will gossip and tu
Identify the process that represents how organisms grow and replace old or damaged cell.
When is the president of the Senate allowed to vote on legislative matters? to end debate on the floor to bring bills to the floor for debate to register the po
College students are offered a 8% discount on a textbook that sells for 26.50. If the sales tax is 8, find the cost of the textbook including sales tax.
The principle difference between point source and nonpoint source water pollution is _______. a. whether the pollution is organic or inorganic b. the number of
how to simplify (5x²y³)²
give an approximate value of the square root of 1000 to the tenths place.