Question

solve the following in equations:
[a] 1.6=4/1.5
with explanation

Answer 1

To find the solution of y, we change the decimal into fractions to solve the equations very easily and to find the value of y.

Convert 1.6 into  and 1.5 into   

After conversion of decimal into fraction we get,

 

Taking   to the R.H.S, and by multiplying , we get

To find the solution of y, we change the decimal into fractions to solve the equations very easily and to find the value of y.

Convert 1.6 into  and 1.5 into   

After conversion of decimal into fraction we get,

 

Taking   to the R.H.S, and by multiplying , we get

Step-by-step explanation:

Answer 2

Answer:

Perfect square no:s can only end in the digits 0,1,4,5,6,9. Here 496 ends with 6 at unit's place. Therefore it is a perfect square

Step-by-step explanation:

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