3x92 = 276 (first 3 exams)
average of at least 90 (90 x 4 = 360)
360 - 276 = 84
Answer
<span>she needs to score at least 84 on the fourth exam </span><span>in order to guarantee a final average of at least 90</span>
Answer:
12960 is the answer happy to help
Step-by-step explanation:
Percent that are girls = 100-40 = 60%
As a decimal 60% is 0.6.
Answer: x= -3.25
Step-by-step explanation:
R=4x+6y 11=4x+6(4) 11=4x+ 24 11-24=4x -13=4x -13/4=x x=-3.25
11=4(-3.25)+ 6(4) 11= -13+24
Answer:
18
Step-by-step explanation:
To continue where you left off, ...

The square root of 324 is 18.