2 years ago

20% tip on a bill of 31.60

Mathematics

1 answer:

vfiekz [6]2 years ago

7 0

Answer:

6.32

Step-by-step explanation:

There's an easy trick for this. Move the decimal point once to the left, and then multiply by 2.

31.60 turns into 3.16 (which is 10% btw)

Multiply 3.16 by 2 and you get 6.32, or 20% of 31.60. Hope this helped!

You might be interested in

What number do you multiply 5/3 by to get the product of 1

Usimov [2.4K]

Answer:

3/5

Step-by-step explanation:

Any number multiplied by it's reciprocal will get you the product of 1

(Can you mark me Brainliest)

5 0

2 years ago

A.4 B.5 C.6 D.8<br> HELP PLEASE

soldier1979 [14.2K]

Answer:

A) The radius is 4 m

Step-by-step explanation:

Volume of cylinder formula:

V = πr²h

<h3>Given</h3>

V = 64π,
h = 4 m

Find r by substituting given values:

64π = πr²*4
64π = 4r²π
16 = r²
r = √16
r = 4 m

Correct choice is A.

8 0

1 year ago

Read 2 more answers

M-6=10<br><br> What does m equal?

Sliva [168]

M is 6 more than 10 so it will be 16

8 0

3 years ago

Read 2 more answers

Planet X is 1/2 of a light-year away from Earth. Planet Y is 3/10 of a light-year away from Earth. How much farther away is Plan

kakasveta [241]

Answer:

1/2= 5/10

5/10 - 3/10 = 2/10 or 1/5

so planet X is 1/5 of a light-year closer

Step-by-step explanation:

8 0

2 years ago

Read 2 more answers

Factor the expression.<br><br> 3x + 21

Delicious77 [7]

Answer: 3 ( x + 7 )

Step-by-step explanation:

5 0

3 years ago

Read 2 more answers