Multiply the number of words spoken in one minute by the number of minutes in one hour.

Think about the place value of 4th digit from the right.

compare each digit of the similar places in the given options.

Think about the place value of each digit and then find their sum.

compare each digit of the similar places in the given options.

Work on the digit present on the least place value.

Multiply the distance covered in one day by the number of days you have to run for.

Count the number of zeroes.

compare each digit of the similar places in the given options.

Think about the number which is one more than the largest five-digit number.