Estimation of Decimal Numbers

Q. Round off 10.16 to the nearest tenths.

1. 10.1
2. 10.6
3. 10.2
4. 11.1

Q. Round 14.3 to the nearest whole number.

1. 14.5
2. 13
3. 14
4. 143

Q.

Do as directed.

Estimate the sum of $1897$ and $187$.

Q. By rounding off 21.7 to nearest whole number would obtain .

Q. For rounding of decimal numbers, if the first digit that is to be dropped is $5$ or , we add $1$ to the last digit that is kept.

1. more
2. less
3. equal

Q. Of the three given numbers, identify the decimal number that is incorrectly rounded to the hundredths place.

1. 21.455
2. 43.632
3. 57.828
4. None of the above

Q. When $7.966$ is rounded off to the nearest hundredths, we obtain .

1. $7.97$
2. $8.000$
3. $7.96$

Q. Round 147.84 to the nearest tenths.

1. 147.8

Q. Consider the statements regarding rounding numbers:

Statement I: It makes the number simpler to use.
Statement II: It retains the size of the number.
Statement III: Results are less accurate.

1. All the statements are correct.
2. One or more statements are wrong.

Q.

Write numbers for the following vinculum numbers :

$5\overline{4}$

Q. Which of the following numbers is equal to the rounded value of 123.073 to its nearest hundredth?

1. 123.01
2. 123.07
3. 123.06
4. 123.08

Q. Select the flower that shows the correct approximate value of 40.005 to the nearest hundredths.

1. 
2. 
3. 
4.