Atest is worth 75 points. multiple-choice questions are worth 2 points and
short-answer questions are worth 3 points. if the test has 30 questions, how
many multiple-choice questions are there?
o
a. m + s = 5
2m + 3s = 105
o
b. m + s = 75
2m + 3 = 30
o
c. m. s= 30
2m. 3s = 75
o
d. m + s = 30
2m + 3s = 75