Answer:
Yeah and i don't know how to answer that sorry
Step-by-step explanation:
you can't look it up some how?
Answer:
3 : 1
Step-by-step explanation:
We have to compare the value of two sides.
Ratio of sides = 12 : 4 = 
= 3 : 1
Answer:
60,
Step-by-step explanation:
4.8 / 0.08
Removing the decimal points by multiplying by 100:
= 480 / 8
= 60.
Answer:
102 students
Step-by-step explanation:
Note that 65% and 71% are both 1 standard deviation from the mean (71%). According to the empirical rule, 68% of scores lie within 1 std. dev. of the mean.
68% of 150 students would be 0.68(150 students) = 102 students
X+ 4? idk I don't really understand the question...