150 parents were surveyed. 26% said that the kids were noddy and 70% said their kids were nice. How many parents didn’t answer w
1 answer:
6 parents did not answer with either naughty and nice
Step-by-step explanation:
Given
Total parents surveyed = 150
Percentage of parents who said that kids were naughty = 26%
Percentage of parents who said that kids were nice = 70%
So subtracting these percentages from hundred will give us the percentage of parents who did not answer in any option
So,
Percentage of parents who did not answer with naughty or nice
=
So,
<u>The number of parents who did not answer in any option:</u>
Hence,
6 parents did not answer with either naughty and nice
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Answer:
The solution is x=3 , y=-4 or (3,-4)
Step-by-step explanation:
Given equations (1 and 2) are:
To solve a system of equation with elimination method, the co-efficients of one of the variables has to be equated and then the equations are added or subtracted to get an equation in one variable.
Multiplying equation 1 by 2:
Multiplying equation 2 by 3
Adding equation 3 and 4
Putting y = -4 in equation 1
Hence,
The solution is x=3 , y=-4 or (3,-4)