The values square root of 10 and square root of 15 are plotted on the number line. Expand Image What is the approximate difference in tenths between square root of 10 and square root of 15 ?
Answer
A
0 point 7
B
0 point 3
C
2 point 2
D
1 point 3
Explanation
√10 is about 3.2, and √15 is about 3.9. Their difference is about 3.9 − 3.2 = 0.7, or seven tenths, so the approximate difference is 0.7.
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