simonghermai11 simonghermai11

13-10-2020
Mathematics

contestada

The cost of a lamp was reduced from $40 to $22.

By what percent did the cost of the lamp decrease?

A 4.5%

B 25%

C 35%

D 45%

Respuesta :

Bellamm23 Bellamm23

13-10-2020

Answer:

45 %

Step-by-step explanation:

decreasing by half would be 50 percent making it only 20 dollars. In this situation it is 2 dollars more. 45 percent of 40 is 18. subtract: 40-18=22

Answer Link

elijaht4428 elijaht4428

21-10-2020

Answer:

45%

Step-by-step explanation:

Answer Link

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