che558 che558
  • 03-04-2019
  • Mathematics
contestada

What is the common ratio for 400,-200,100,-50

Respuesta :

MrSmoot MrSmoot
  • 03-04-2019

Answer:

r = -1/2

Step-by-step explanation:

To find r, divide any number in the set by the previous number in the set and reduce the fraction if possible.  Check multiple numbers to make sure r is consistent between all entries...

-200/400 = -1/2

100/-200 = -1/2

-50/100 = -1/2

So r = -1/2

Answer Link

Otras preguntas

1. Divide. Assume the denominator does not equal zero. (12x^2y-6xy+4x^2)/(2xy)
There were 276 people on an airplane. Write a number greater than 276
How did the commercial revolution spark European involvement in the african slave trade?
A cliché is a _______ expression. A. wordy B. new C. worn-out D. foreign
what the unit rate in 14 hours in 2 weeks
An ad features a bicycle on sale for $139. If the total cost of the bike is $147.34, what is the sales tax rate?
Why is blood clotting important
3. What is the capacity of the cube in milliliters? A. 18 mL B. 72 mL C. 60 mL D. 216 mL ................................................... the lenth wid
Can you explain why Muhammed's turning from Jerusalem and facing Mecca is called a symbolic break with the past?
The product of 18 and p is 54