puppylucy puppylucy

13-12-2017
Mathematics

contestada

Izzie recently took a math test where each correct answer (a) was worth 7.8 points. She also correctly answered a bonus question worth 15 points. Using the equation 7.8a + 15 = 77.4, how many questions on the test did Izzie answer correctly?

A) 5
B) 8
C) 12
D) 9
PLEASE HELP FAST!!!!!

Respuesta :

celestialstriker16 celestialstriker16

13-12-2017

77.4-15=62.4 62.4/7.8=8, therefore the answer is 9 since the bonus question is later added.

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gremlinloser gremlinloser

05-05-2021

Answer:

D.9

Step-by-step explanation:

source= trust me bro

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