Animaljamdesires2121 Animaljamdesires2121
  • 02-04-2020
  • Mathematics
contestada

A store has sold 90 notebooks, which is 20% of all the
notebooks they had. How many notebooks did the store
have at first?

A) 450
B) 23
C) 108
D) 500

Respuesta :

lycheeboba
lycheeboba lycheeboba
  • 02-04-2020
Answer: 450
Explanation: 20%=20/100=1/5
Multiply 90 by the reciprocal of 1/5 which is 5
90 x 5 =450
Answer Link

Otras preguntas

definite article for montañas
Why didn't Andrew Jackson like the bank?
What omen occurs in the odyssey, and how does the seer Halitherses interpret this omen?
Suppose that a woman named Harriet Miller comes before the judge in a pre trial hearing. She's charged with stealing thousands of dollars from her employer. She
Which appeal presents facts, statisics, and common sense
Based on what the author of "What's Black and White and Red All Over?" states about the unanswered riddle in Lewis Carroll's Alice's Adventures in Wonderland, w
what was one effect of the industrial revolution on united states agriculture in the late 1800s
Help me solve this question what do I do
Manorialism is an agreement between two nobles, concerning land and services. a. True b. False
which of these candidates did not tie in the election of 1800? a)John Adams b)Aaron Burr