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Helga [31]
3 years ago
6

a high school graduation class is made up of 4 students. if there are 56 more girls than boys how many boys are in the class

Mathematics
2 answers:
lys-0071 [83]3 years ago
7 0
In whichgrade are you studying
Elenna [48]3 years ago
5 0
It says its made up of 4 students how is their 56 girls this is wrong.
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Can a negative sign be used to describe a dilation?
hichkok12 [17]

Answer:

Not on a coordinate plane

Step-by-step explanation:

We must use absolute value because lengths should always be positive you cannot have a negative length or distance.

4 0
3 years ago
From a standard deck of 52 cards, what is the probability of picking a King at random from the deck?
MaRussiya [10]

Answer:

1/13

Step-by-step explanation:

there are 4 kinds and 52 cards so its 4/52 which simplifies to 1/13

7 0
3 years ago
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If n erasers have a weight of 80 grams, what is the total weight of 50 erasers?
Black_prince [1.1K]

Answer:

The\ weight\ of\ the\ 50\ erasers\ be\ \frac{4000}{n}\ grams.

Step-by-step explanation:

As given

if n erasers have a weight of 80 grams .

I.e

n erasera =  80 grams.

1 erasers weight .

1\ erasers\ weight = \frac{80}{n}

Now find out the weight of the 50 erasers.

Weight\ of\ 50\ erasers = \frac{50\times 80}{n}\ grams

Simplify the above

Weight\ of\ 50\ erasers = \frac{4000}{n}\ grams

Therefore\ the\ weight\ of\ the\ 50\ erasers\ be\ \frac{4000}{n}\ grams.

6 0
3 years ago
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The weights of bags of grasecks chocolate candies are normally distributed with a mean of 4.3 ounces and a standard deviation of
skelet666 [1.2K]

Answer: 0.2743

Step-by-step explanation:

Let X be a random variable that represents the weight of bags of grasecks chocolate candoes.

X that follows normal distribution with, Mean = 4.3 ounces, Standard devaition = 0.05 ounces

The probability that a bag of these chocolate candies weighs less than 4.27 ounces :P(X

=P(z

Hence, the required probability = 0.2743

7 0
2 years ago
If f(x)=x+4 and g(x)=x^3 what is (g*f)(-3)
Molodets [167]

Step-by-step explanation:

g*f(x)=g(x+4)=(x+4)³

g*f(-3)=(-3+4)³

= 1³=1

4 0
3 years ago
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