Question

THE PROduct of TWO RATIONAL NUMBER IS -21/50.IF ONE NUMBER IS -7/10,FIND THE OTHER​

Answer 1

3/5

Step-by-step explanation:

Product of two rational number= –21/50

One rational number is= –7/10

The other rational number =

$\frac{ - 21}{50} \div \frac{ - 7}{10}$

Reciprocal 10/–7

$\frac{ - 21}{50} \times \frac{10}{ - 7}$

$= \frac{3}{5} \: \: \: \: \: \: \: ans$

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Answer 2

Answer:

Given -

• Product of two rational number = -21/50
• One of them= -7/10

To find -

• Other rational number.

Solution -

Let the required number be x.

x × -7/10 = -21/50

→ x = -21/50 / -7/10

→ x = -12/50 × -10/7

→ 210/350

→ 3/5

Therefore, the other rational number is 3/5.