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seropon [69]
3 years ago
13

i have 22 coins that add up to $3.10. And i only have nickels,quarter and dimes.The number of dimes is the same as the number of

quarters. how many of each type of coin do I have? ​
Mathematics
1 answer:
netineya [11]3 years ago
5 0

Dimes- 6

Quarters-6

Nickels- 20

Glad I could help!

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X<br> - 78.3<br> = -66.5<br> -66.5 -<br> =
Marizza181 [45]

Answer:x= -54.7

Step-by-step explanation:

-66.5-66.5= -133+ 78.3= -54.7

6 0
4 years ago
How to use a trigonometric function to find the value of X
Advocard [28]
Use<span> your calculator to </span>find the value<span> of and the triangle to set up the ratio on the right. Solving the equation and rounding to the nearest tenth gives you . To </span>find<span> y, you can either </span>use<span> another </span>trigonometric function<span> (such as </span>cosine<span>) or you can </span>use <span>the Pythagorean Theorem.</span>
3 0
3 years ago
Find the least whole number that can make this statement true 15&lt;_*400
koban [17]
So whole numbers include the negative numbers, the zero and the positive numbers.
We will examine each category,

1- For the negative numbers:
multiplying a negative number by a positive value will result is a negative value (negative values are less than positive values of course). Therefore, multiplying any negative number by 400 will give a negative value which will make the desired statement false.

2- For the zero:
multiplying any number by a zero will give a result of zero which is again less than positive numbers. So, if we multiply 400 by a zero, the result will be zero which will again make the desired statement false.

3- For positive numbers:
multiplying two positive numbers will result in a positive value. Since 400 is already greater than 15, therefore, multiplying 400 by any positive value will keep the statement true. Since we are looking for the smallest whole number, therefore, we will choose that number to be 1 which will give 400 when multiplied by 400 (this is the smallest possible value).

The answer is 1.
6 0
3 years ago
Explain why you don't have to do any computing to solve 15 × 0 × (13 + 7)
Fynjy0 [20]
Anything times 0 is 0 so the answer is 0
6 0
3 years ago
Read 2 more answers
Keelah clothing store buys coats for $50 and then sells them for $80. What is the percent of markup on the price of the coat?
REY [17]

50*x=80 (x=percent in decimal form)

x=1.6 (divide both sides by 50)

Doubke check:

50*1.6=80

80=80

Convert 1.6 into a percent:

1.6 -> 160%


4 0
3 years ago
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