deasia9 deasia9

20-06-2017
Mathematics

contestada

How many ways can first, second, and third place be awarded in a race of 20 people?

Respuesta :

20-06-2017

That would be 20 x 19 x 18 which equals 6840.
After first place is chosen, 19 spots left and so on.
The answer is 6840 ways.

Answer Link

Otras preguntas

Which of the following types of business usually has the fastest inventory turnover? furniture store hardware store store that sells consumer electronics grocer

Can someone help me? (A) 1.5 (B) 3 (C) 4.5 (D) 6

PLS HELP, I'm not very good at math so I need the answer to this

Burruss Company developed a static budget at the beginning of the company's accounting period based on an expected volume of 8,000 units: Per unit Revenue $ 4.0

Find b and c so that the parábola y=-3x^2 +bx+c has x-intercepts 1 and -4

What is the answer help me

which paper folding method can be used to form the midpoint of a line segment

An exothermic reaction causes the surroundings to A. warm up. B. become acidic. C. expand. D. decrease its temperature. E. release CO2.

Promotional expenses at the maturity stage of the product life cycle are often designed to __________. convince those who have abandoned the brand to try it aga

Which of the following describes the ability of a single gene to have multiple phenotypic effects? A) pleiotropy B) incomplete dominance C) epistasis D) mul