What is the sum of the digits of the greatest integer that has a square root less than 100 ?

A.
18
B.
36
C.
99
D.
100
Mathematics
Competition
Math League
Exam No:2018 First Round Grade 5 Year:2018 Question No:23

Answer:

B

Knowledge points:

G5 - Number Sense - Digit Logic & Optimization

Solution:

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