Step-by-step explanation:
Let Kim's sister age be x.
Kim's age 2x
<u>According to the question</u> :
2x + x = 42
X = 14
Kim's age = 28 years
Kim's sister's age = 14 years
Answer:
Step-by-step explanation:
Look at the intersection of the row "Tenth grade" and the column "Internet"
The number in the relevant cell is 34.
<u>Divide 34 by the total number which is 175:</u>
Correct choice is D
Answer:
531 in^2
Step-by-step explanation:
21 x 18 = 378 in^2
17 x 9 = 153 in^2
378 + 153 = 531 in^2
The answer is D, to get rid of a radical you multiply by the radical to cancel out
