Zeros in Decimals

Q.

Write the place value of the underlined digit.

$7\underline{\mathbf{5}}2$

Q. Which of the following does not apply to zeros in decimals?

1. $3.450=3.45000$
2. $0.1=0.01$
3. $1.01=1.010$
4. $31.140=31.14000$

Q. Which of the following number(s) is/are the same as 0.003040

1. 0.0304
2. 0.00304
3. 0.0030400
4. 0.000304

Q. Which of the following zero can be removed so that the value of the number remains unchanged.

1. Zero in position 1
2. Zero in position 2
3. Zero in position 3
4. All of the above.

Q. Which of the following is true?

1. Trailing zeros changes the numbers value.
2. Leading zeros changes the numbers value.
3. Trailing zeros and leading zeros do not change the value of the number.
4. All of these