Secondary School (English Medium) (5 to 8) Class 8 - CBSE Question Bank Solutions for Mathematics

Let abc be a three digit number. Then abc + bca + cab is not divisible by ______.

If the sum of digits of a number is divisible by three, then the number is always divisible by ______.

If x + y + z = 6 and z is an odd digit, then the three-digit number xyz is ______.

3134673 is divisible by 3 and ______.

Number of the form 3N + 2 will leave remainder 2 when divided by 3.

Find the multiplicative inverse of -13

Find the multiplicative inverse `(-13)/19`

Find the multiplicative inverse  `(-5)/8 xx (-3)/7`

Find the multiplicative inverse of `1/5`

Find the multiplicative inverse of `-1 xx (-2)/5`

Find the multiplicative inverse -1

Multiply `6/13` by the reciprocal of `-7/16`

Is `8/9` the multiplicative inverse of -1 `1/8`? Why or why not?

Is 0.3 the multiplicative inverse of 3 `1/3` ? Why or why not?

Write: The rational number that does not have a reciprocal

Write : The rational numbers that are equal to their reciprocals.

The numbers ______ and ______ are their own reciprocal.

Fill in the blanks

The reciprocal of − 5 is ______.

Fill in the blanks

Reciprocal of `1/x` where `x != 0` is _______

Fill in the blanks

The reciprocal of a positive rational number is ________.