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

Find the 25th term of the arithmetic sequence whose common difference is d=5 and whose first term is a1 =2.
I will mark brainly, help me with this question please.​
How does DNA get to a human?
Write a short paragraph of 8 to 10 lines describing life without smartphones in today’s world. PLEASE HELP, VERY IMPORTANT!!!
Kymani has two equal-sized large pitchers and two equal-sized small pitchers. All of the pitchers together hold 40 cups of water. The capacity of one large pitc
5. Describe Mendel’s first set of experiments 6. Describe Mendel’s second set of experiments.
PWEASE HELP ITS WORTH 15 POINTS
i will give brainliest
How does Castillo use rhetorical questions in paragraph 9 to support his overall purpose? (In GED)
do hindus believe that the world is not real it is an illusion that simply feels very real