Martin had 7 pounds of grapes left, and he gave away 25 of them. explain how to use compatible numbers to estimate the amount of grapes he gave away.

Sample response:  

2

5

is close to  

1

2

, and it is easy to find  

1

2

of 7 mentally. Half of 7 is 3.5, so Martin gave away about 3.5 pounds.

Step-by-step explanation:

-,-

step-by-step explanation:

here's what happens:

1) the graph of f   = x^2 is shifted 2 units to the right.

2) the resulting graph is reflected in the x-axis, so that the parabola now opens down.

3) this final result is transformed up by 5 units.

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step-by-step explanation: