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Tcecarenko [31]
3 years ago
13

Express the fraction in simplest form 7/28

Mathematics
1 answer:
AveGali [126]3 years ago
6 0
1/4, 7 goes into 28 four times, divide both numbers by 7 and you get 1/4
You might be interested in
Help find the volume please
finlep [7]

Volume of a Triangular Prism = base area x height

Area of a Triangle = 1/2 x length x width

First, we'll find the area of the base triangle. This is quite easy to do because we are given the length and width.

Length = 8

Width = 6

A = 1/2 x 8 x 6

A = 1/2 x 48

A = 24

Next, we'll plug the base area and the height into our formula.

Base area = 24

Height = 8

V = 24 x 8

V = 192

Answer: 192 m^3

Hope this helps!

3 0
2 years ago
A train travels a total of 67 km at a constant speed of 110 km/h.
KengaRu [80]

Answer:

36 m 32 s

Step-by-step explanation:

67 /110 = 0.609 hour

0.609 × 60 minutes = 36.54 minutes

36 minutes + 0.54×60 second

= 36 minutes 32 seconds

4 0
3 years ago
A card is drawn from a deck of 10 cards numbered 1 through 10 and a number cube is rolled. Find each probability.
Helen [10]

Answer:

1. P (10 and 3) = 1/10 * 1*6 = 1/60.

2. P (two even numbers)  = 5/10 * 3/6 = 15/60 = 1/4.

3. P (two prime numbers)  = 4/10 * 3/6 = 12/60 = 1/5.

4. P (9 and an odd number)  = 1/10 * 3/6 = 3/60 = 1/20.

5. P (two numbers less than 4)  = 3/10 * 3/6 = 9/60 = 3/20.

6. P (two numbers greater than 5) = 5/10 * 1/6 = 5/60 = 1/12.

Step-by-step explanation:

The card has the numbers 1, 2, 3, 4, 5, 6, 7, 8, 9, and 10.

The number cube has the numbers 1, 2, 3, 4, 5, and 6

In the deck of cards, 5 are odd and 5 are even. Also, there are 4 prime numbers in the deck. Also, there are 3 even and 3 odd numbers on the number cube. Also, there are 3 prime numbers cube. Therefore,

P(Selecting any card from the deck) = 1/10.

P(Any number is rolled on the dice) = 1/6.

Assume that probability of the cards and the cube are independent. So the probabilities can be calculated.

1. P (10 and 3) = 1/10 * 1*6 = 1/60.

2. P (two even numbers)  = 5/10 * 3/6 = 15/60 = 1/4.

3. P (two prime numbers)  = 4/10 * 3/6 = 12/60 = 1/5.

4. P (9 and an odd number)  = 1/10 * 3/6 = 3/60 = 1/20.

5. P (two numbers less than 4)  = 3/10 * 3/6 = 9/60 = 3/20.

6. P (two numbers greater than 5) = 5/10 * 1/6 = 5/60 = 1/12.

So the probabilities have been mentioned!!!

3 0
3 years ago
A rectangle has an area of 36 inches squared. Write an equation to show how the length (l) varies inversely the width (w).
Anastaziya [24]
Start with the first sentence, and the definition of the area of a rectangle:
l * w = 36

Rewrite the equation to get
l = 36 / w
or
w = 36 / l
Either one shows the inverse relationship between w and l.

Assuming the last part wants you to write an equation for an x-y graph, the equation would be
y = 36 / x
8 0
3 years ago
Which of the given values is a solution to the equation 8c+3=−40c−10?
solniwko [45]

Answer:

\boxed{\bold{C \ = \ \frac{-13}{48}  \ or \ -0.27083333333}}

Explanation:

8c + 3 = −40c − 10

[ Step 1: Add 40c to both sides ]

8c + 3 + 40c = −40c − 10 + 40c

48c + 3 = −10

[ Step 2: Subtract 3 from both sides ]

48c + 3 − 3 = −10 − 3

48c = −13

[ Step 3: Divide both sides by 48 ]

48c / 48 = −13 / 48

C = -13 / 48 or -0.27083333333

8 0
4 years ago
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