3 years ago

19 books on a shelf. 8 of these books are new. The rest of them are used. What is the ratio of new books to used books

Mathematics

1 answer:

harkovskaia [24]3 years ago

5 0

Answer:

1:8

Step-by-step explanation:

You subtract 19 and 8, and you get 11 then you put them in ration form

Step-by-step explanation:

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Your piggy bank is filled with nickels and dimes. When you turn the change in you end up having 595 cents. Write a equation and

klemol [59]

5n+10d=595
n=nickels, d=dimes
101 nickels, 9 dimes
99 nickels, 10 dimes
117 nickels, 1 dime

4 0

3 years ago

PLZ HELP QUICK............

Rus_ich [418]

Answer:

$4^m$

Step-by-step explanation:

When you exponent an exponent, you multiply the powers together.

When you divide exponents, you subtract the powers.

Step 1: Convert to same base

log₄64 = 3

Step 2: Rewrite equation

$\frac{(4^3)^{0.5m}}{4^{0.5m}}$

Step 3: Simplify

$\frac{4^{1.5m}}{4^{0.5m}}$

Step 4: Simplify

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3 years ago

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Firlakuza [10]

Answer:

a 2x² because all the others are just x... we actually just learned this

6 0

3 years ago

This year, gasoline costs $4 per gallon. This is a 125% increase over the cost 3 years ago. What expression can be used to deter

pochemuha

The equation would be, 4/125%.

7 0

4 years ago

PLEASE HELP!!!<br>I will mark you as brainleist. <br>!!!!!

SpyIntel [72]

Answer:

7.722cm^2, x=129

Step-by-step explanation:

12*12=144- area of the whole square

the diameter for the circle is 12

radius is 6

Area for circle= pi* r²

3.142*6^2=113.112

144-113.112=30.888

30.888/4=7.722

5 0

3 years ago