Chapter 6.2, Problem 47IP

To determine

Find the amount to pay by doing estimation.

Answer to Problem 47IP

The amount to pay for the tip will be $\$6.60$ .

Explanation of Solution

Given:

It is given in the question that the total cost for Soledad’s manicure is $\$32.99$ and it also wants to give $20\%$ tip to the shop.

Concept Used:

In this, use the concept of doing estimation by rounding off the number to simpler numerals.

Calculation:

Here, $10\%of\$32.99$ is about $\$3.299\approx \$3.30$ ( move the decimal point to the left)

So, $20\%$ will be twice that : $2\cdot 3.30=\$6.60$

Conclusion:

The amount to be pay is $\$6.60$ .