How many toy car must be sold for a profit of at least 5000 pesos

the answer is two-fifty pesos

y = 2

Step-by-step explanation:

y=k/x

Find the value of k:

3=k/4

k=12

Find the problem "y"

y=12/6

y=2

Final y=2

Step-by-step explanation:

1. Work out the Mean (the simple average of the numbers)

2. Then for each number: subtract the Mean and square the result.

3. Then work out the mean of those squared differences.

4. Take the square root of that and we are done!