Seudónimo Seudónimo
  • 20-03-2017
  • Mathematics
contestada

Explain why a change from 20 to 40 is a 100% increase but a change from 40 to 20 is a 50% decrease.

Respuesta :

fiohauwe fiohauwe
  • 20-03-2017
It has to do with the number you start out with. Going from 20 to 40 involves adding the entirety of the initial amount, whereas going from 40 to 20 involves subtracting only half of the initial amount.
Answer Link

Otras preguntas

Which of the following is the correct graph of the compound inequality 4p + 1 > −7 or 6p + 3 < 33?. . A.a number line with open circles at -2 and 5 with s
What is the theme in, "The Watsons go to Birmingham"? I have tried to find this answer, but I can't seem to find it. Please help!!
One of the goals of Operation Overlord was to create?.
1.The diagonals of a rhombus are perpendicular.. . always sometimes. never. . 2.The diagonals of a rect
An angle of 200 is a/an _______ angle. a. reflex b. straight c. right d. acute
When calculating accrued interest over several years that compounds annually, you must _____.
Allegations of voter fraud in the 1960 presidential election occurred in which two states? a. ohio and texas b. illinois and florida c. texas and florida d.
1.15 cg = __ g . A. 0.0115. B. 0.115. C. 11.5. D. 115. i think either C or D.
An equilateral triangle with sides of length 6 is inscribed in a circle. What is the diameter of the circle?.
Between ac and dc, which is more dangerous? If so, what makes it dangerous?