Answer:
x = 86
Step-by-step explanation:
The average of a set of data is equal to the sum of the numbers divided by
number of the sample . In our case we have
98 , 99 , 86 , 89 , 70 and x the uknown, and we know that the average need to be 88 so
(98+99+86+89+70+x ) / 6 = 88
442 + x = 528
x = 528 - 442
x = 86
I think you just use the formula v= lXwXh. Volume equals length times width times height
1. False They have them backwards
2. false it is an x intercept
3. verticle
Answer:
1 student.
Step-by-step explanation:
Two thirds of the students preferred chocolate ice cream:
2/3 of 36 is 24 students.
One fourth of the students preferred strawberry ice cream:
1/4 of 36 is 9.
9+24= 35
<em>--------------------------------------------------------------------------------------</em>
36-35=1
Only one student preferred vanilla ice-cream.
