If 20 sunday newspapers weigh 18 pounds, how many pounds do 30 sunday newspapers weigh?

 The weight of 30 Sunday newspaper is 27 pounds.

Step-by-step explanation:  Given that 20 Sunday newspaper weigh 18 pounds.

We are to find the weight of 30 Sunday newspaper.

We will be using the Unitary method to solve the given problem.

We have

Weight of 20 Sunday newspaper = 18 pounds.

So, weight of 1 Sunday newspaper will be

Therefore, the weight of 30 Sunday newspaper is given by

Thus, the weight of 30 Sunday newspaper is 27 pounds.

use the power rule  

( a b ) n = a n b n

to distribute the exponent.

apply the product rule to  

3 x 2 y 3 . ( 3 x 2 ) 2 ( y 3 ) 2

apply the product rule to  

3 x 2 . 3 2 ( x 2 ) 2 ( y 3 ) 2

raise  

3

to the power of  

2 . 9 ( x 2 ) 2 ( y 3 ) 2 multiply the exponents in   ( x 2 ) 2

.

apply the power rule and multiply exponents,  

( a m ) n = a m n . 9 x 2 ⋅ 2 ( y 3 ) 2

multiply  

2   by   2 . 9 x 4 ( y 3 ) 2

multiply the exponents in  

( y 3 ) 2 .

apply the power rule and multiply exponents,  

( a m ) n = a m n . 9 x 4 y 3

⋅

2

multiply  

3   by   2 . 9 x 4 y 6

step-by-step explanation:

4.08%

step-by-step explanation: