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Anni [7]
2 years ago
15

There are 23 atudents in a math class.Twelve of them are boys.What is the ratio of girls to total number of students.

Mathematics
1 answer:
monitta2 years ago
5 0

Answer:

12:11 is the ratio for 12 boys and 11 girls

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Can someone plz help me with this one problem plz I really need this to be correct!!!
daser333 [38]

Answer:

The answers would be 5.42 and 5.1.

Step-by-step explanation:

The diagram shows 5.39, so those answers would be more than the diagram shows.

3 0
3 years ago
marty made two types of cookies. he used 2/3 cup of sugar for one recipe and 1/4 cup of sugar for the other. how much sugar did
Bezzdna [24]
He used 11/12 of sugar.

(1) I multiplied the factors and denominators by eachothers denominators
(2) I ended up with the two converted fractions: 8/12 and 3/12. The reason for this step is because if the two fractions have the smae denominator, it helps make it easier to add the fraction.
(3) I added the fractions, getting the sum of 11/12

Good question!
7 0
3 years ago
How many possibilities with 6 numbers and one letter.
WITCHER [35]

Answer:

127

Step-by-step explanation:

8 0
2 years ago
P=175e^-0.090times 25
zysi [14]

Here's my interpretation of your equation:


P=175e^(-0.090*25) (not P=175e^-0.090times 25 )


Then P = 175(0.105) = 18.4, or approx 18.

3 0
3 years ago
The probability distribution for the number of defects in a shipment of alarm clocks, based on past data, is given below. Find t
Kay [80]

Answer:

0.29

Step-by-step explanation:

Given :

n : ___ 0 _____ 1 ____ 2 ____ 3 ____ 4

P(n) : 0.82___ 0.11 ___0.04 _0.02 ___0.01

The expected number of defect in a shipment can be obtained using the expected value formula :

Expected value, E(X) = Σx*p(x)

Σx*p(x) = (0*0.82) + (1*0.11) + (2*0.04) + (3*0.02) + (4*0.01)

E(X) = 0.29

Hence, the expected number of defect in shipment is 0.29

3 0
2 years ago
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