Question

6.2
A mixture contains Substance A and Substance B in the ratio 7: 9. If the total weight is
mixture is 48 kg, find the weight of Substance B in the mixture.
​

Answer 1

Answer:

Weight of Substance B = 27 kg

Step-by-step explanation:

Given :

Ratio of Substance A and Substance B = 7:9

Sum of their weight = 48 kg

To find :

The weight of substance B

Taken :

To find the weight of substance B use this formula -:

$\boxed{\sf{B=\dfrac{9}{7+9}\times48kg}}$

Where,

B = Substance B

Solution :

$:\implies\sf{B=\dfrac{9}{7+9}\times48kg}$

$:\implies\sf{B=\dfrac{9}{16}\times48kg}$

$:\implies\sf{B=27kg}$

Weight of substance B is 27 kg

Answer 2

Answer:

the waight of the b mixture is 27kg