Question 464907
91x.65=59.15
79.5-59.15=20.35
83x.35/2=14.525
20.35-14.525=5.825
.35/2=.175
m(.175)=5.825
m=5.825/.175=33.286
You need a score of 33.286 on the second half of the test to get a 79.5 average in the class.