Answer:
leah is that you ?????
Step-by-step explanation:
Answer: 7 years
Step-by-step explanation:
let x be the age of Mary
so John's age will be 2x
the equation becomes
2x+x=21
3x=21
x=21/3
x=7
The answer is letter C.) 603.40
The minimum required score can solved using the equation
<span>MRS = mean + (zscore)(SD)
where z score of 0.03 is 1.88
</span>MRS = 500 + (1.88)(55)
MRS = <span>603.40
</span>
Answer:
2010
Step-by-step explanation:
Answer:
23
Step-by-step explanation:
the asnwer is 23 i just answerd that qquestion and got it rugght