Question

22. Product of two rational numbers
is 1. If
one of them is 10/7, then the other
number will be :​

Answer 1

Step-by-step explanation:

$Let \: the \: other \: number \: be \: x.Then \\ \\ \frac{10}{7} \times x = 1 \\ \\ \: \: \: \: x = 1 \div \frac{10}{7} \\ \\ \: \: \: \: x = 1 \times \frac{7}{10} \\ \\\: \: \: \: x = \frac{7}{10} = 0.7$

Answer 2

Step-by-step explanation:

Let the other number be x.

X x (*) 10/7=1

x=1-10/7

LCM=7

1/1x7/7=7/7

10-7/7

3/7 Therefore answer is X=3/7.

Thank you