Answer:
2.51
Explanation:
Layla goes out to lunch. The bill, before tax and tip, was $16.90. A sales tax of 6% was added on. Layla tipped 14% on the amount after the sales tax was added. How much tip did she leave? Round to the nearest cent.
Find the amount after sales tax was added:
Find the amount after sales tax was added:
bill
+
sales tax
=
bill+sales tax=
100
%
+
6
%
100%+6%
=
=
106
%
106%
amount after tax
=
amount after tax=
106
%
of
bill
106% of bill
=
=
1.06
×
$
16.90
1.06×$16.90
106% = 1.06
=
=
$
17.914
$17.914
Click to see alternative method
Find the tip:
Find the tip:
tip
=
tip=
14
%
of
amount after tax
14% of amount after tax
=
=
0.14
×
$
17.914
0.14×$17.914
14% = 0.14
=
=
$
2.50796
$2.50796
≈
≈
$
2.51
$2.51
Round to the nearest cent
Layla left a $2.51 tip.
Layla left a $2.51 tip.