Tamar is thinking of a number in the hundredths. her number is greater than 0.8 and less than 0.9. the greatest digit in the number is in the hundredths place. what number is tamar thinking of? explain.

Therefore, Tamar is thinking of the number 0.89.

Step-by-step explanation:

Let x be the number Tamar is thinking of.

0.8 < x < 0.9

Since the greatest digits in the hundreths is greater digit, and there's an "8" in the tenths, the number can described as:

0.88< x < 0.9

There is only a single number in the hundredths that would fit the expression above, and that is 0.89.

Therefore, Tamar is thinking of the number 0.89.