Answer:
a) 3 x 20 = 60
b) -2x20 = -40
question c and d are unclear as we do not know how many questions were wrong and how many were not answered.
Sorry but I hope that helped
Answer:
Since Timothy scored on the higher percentile, he performed better with respect to the rest of the students in the class.
Step-by-step explanation:
When a value V is said to be in the xth percentile of a set, x% of the values in the set are lower than V and (100-x)% of the values in the set are higher than V.
So, when comparing scores, whoever scored on the higher percentile scored more than a higher percentage of students, so had the better relative score.
In this problem, we have that
Timothy scored on the 72nd percentile.
Clayton scored on the 70th percentile.
Since Timothy scored on the higher percentile, he performed better with respect to the rest of the students in the class.
Step-by-step explanation:
MULTIPLY length x width x height
Answer:
Step-by-step explanation: