1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Hatshy [7]
3 years ago
9

Explain how you could use mental math to find a 15% tip for a $26 restaurant bill.

Mathematics
1 answer:
alekssr [168]3 years ago
3 0
10% of 26 is 2.60. Now, half of that is 1.30. Add both of them and you get 3.90. Same logic can work for a 20% tip, just double to 10%.
You might be interested in
Kayla wants to find the distance, AB, across a river. She walks along the edge of the river 100 ft and marks point C. Then she w
vekshin1
<span>You are given Kayla's walking distance along the edge of the river 100 ft and marks point C, then she walks 100 ft further and marks point D and she turns 90° and walks until her location, point A, and point C are collinear. She marks point E at this location. ABC and EDC are congruent.</span>
7 0
3 years ago
Read 2 more answers
What is the sum of the first five terms of the geometric sequence in which a1=10 and r=1/2?
Tomtit [17]
(10(1-(1/2)^5)/1-(1/2) = 

20(1-1/32)
=155/8
5 0
3 years ago
Read 2 more answers
The length of a rectangle is five times it’s with if the perimeter of the rectangle is 84 m find its length and width
sattari [20]
L = 2.049 w = 4.099 picture explains why

6 0
3 years ago
The sum of one and the product of four and a number
sergeinik [125]

Answer:

5is the answer I think so...

5 0
3 years ago
Read 2 more answers
A right rectangular prism has a square base and a height of 12 feet. Its volume, V, is 300 cubic feet. What are the lengths of t
alexira [117]
Notice, it has a square base, so the base or bottom of the rectangular prism, is a square, that means, length = width = x, length and width both have the same value, let's say "x", check the picture below

5 0
3 years ago
Other questions:
  • If Tim can paint 2 square feet per minute, how fast can he paint a 10 foot by 8 foot wall?" *
    15·1 answer
  • In a data set with a normal distribution, the mean is 59 and the standard deviation is 3.
    7·1 answer
  • Two consecutive EVEN numbers have a sum of 30. What are the numbers?
    14·1 answer
  • Th<br> Write an explicit formula for An, the nth<br> term of the sequence 15, 23, 31, ....
    15·1 answer
  • Hey yooo i need help check
    13·1 answer
  • Given the circumference of a circle is 26 pi, what is the area of the circle? Show work. Leave answer in term of pi.
    8·1 answer
  • the angle between two radii of a circle is 130°. then the angle between the tangents at the end points of radius at their point
    13·2 answers
  • Which is true:<br>0/4 = 0<br>or, <br>4/0 = 0​
    8·2 answers
  • 15 points!
    11·1 answer
  • Consider a sample with data values of 26, 27, 20, 15, 30, 34, 28, and 20. Compute the range, interquartile range, variance, and
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!