contestada

There are 17 students in a certain class. On the day the test was given, Taqeesha was absent. The other 16 students took the test, and their average was 77. The next day, Taqeesha took the test, and with her grade included, the new average is 78. What is Taqeesha’s grade on the test?A. 78B. 80C. 87D. 91E. 94

Respuesta :

PSN03

Yo sup??

Let the total marks obtained by the 16 students be S

77=S/16

S=1232

When Taqeesha takes the test let her score be x

78=S+x/17

1326=1232+x

x=94

Therefore the answer is option E.94

Hope this helps.

Otras preguntas