Question

By what number 9 4/5 be multiplied to get 42

Answer 1

Answer:

It is 107/47

Step-by-step explanation:

Answer 2

Given:

The result after multiplying $9\frac{4}{5}$ by a number is 42.

To find:

To find the number such that when multiplied with  $9\frac{4}{5}$ , We get 42 as the final answer.

Solution:

We have a mixed fraction in the statement.

A mixed fraction is a fraction that consists of both a whole number and a proper fraction. It is of form $A\frac{P}{Q}$

Here A is a whole number,

$\frac{P}{Q}$  is a proper fraction.

We convert the mixed fraction into a simple fraction.

$9\frac{4}{5}$ is equal to 49/5.

Now,

Let us take the number X.

On multiplying X with  $9\frac{4}{5}$,

We get the result  42.

(49/5) X = 42

X = (42× 5)/ 49

X = 30/7

In decimal form,  X = 4.28

Hence, The number is 30/7