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Zinaida [17]
3 years ago
7

Solve this please 3 1/4 - 2 1/2

Mathematics
2 answers:
Lera25 [3.4K]3 years ago
7 0
<span>3 1/4 - 2 1/2
Convert the mixed numbers into improper fractions
13/4 - 5/2
Multiply until both fractions have the same common denominator
13/4 - 10/4
Subtract the numerators but NOT the denominators
Final Answer: 3/4</span>
Naddika [18.5K]3 years ago
5 0
3 1/4 - 2 1/2 = 3/4

3.25 - 2.50 = 0.75
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Poppy, felix and Alexi sell 700 raffle tickets between them. Poppy sells twice as many tickets as Felix, and Alexi sells 25 more
slavikrds [6]
Let give Poppy = P, Felix = F, Alexi = A
so P+ F + A = 700 ----(1)
P = 2F ----(2)
A = 25 + P ---(3)
we will think in term of P

from (2) F = P/2

from (1) P + F + A = 700
P + P/2 + 25 + P = 700 ---(4)
(4) multiplied by 2
2P + P + 50 + 2P = 1400
5P + 50 = 1400
5P = 1350
so P = 270

so Poppy sold 270 tickets
Felix sold 135 tickets
and Alexi sold 295 tickets //
3 0
3 years ago
If a multiple choice test consists of ​questions, each of which with of which only 1 is​ correct, ​(a) in how many different way
oksian1 [2.3K]

Answer:

Step-by-step explanation:

From the given information.

suppose a multiple choice test consists of 5 questions, each with 4 possible answers of which 1 is correct.:

So, we can now suggest that a person can answer each question in 4 different ways given that there are 5 different questions.

Thus, the  students can check off one answer to each question in 4^5 \ different \  ways

= 4 × 34 × 4 × 4 × 4

= 1024 different ways.

From the 4 possible answers, since 1 will be correct, definitely 3 other answers will be incorrect.

Thus, the number of ways a student can check off one answer to each question and get all the answers wrong is = 3⁵

= 3 × 3 × 3 × 3 × 3

= 243 ways

3 0
3 years ago
Jack works after school. Each day he is paid a set amount, plus an hourly wage. Look at the table.
lapo4ka [179]

Answer:

2.5 Plus 40 hours only because is haft hours

8 0
3 years ago
What is 2/3 divided by 4/5​
Pani-rosa [81]
That is 0.53 , 53/100
8 0
3 years ago
Question 9
True [87]

Answer:

17

Step-by-step explanation:

m<1 = (4x + 2)

m<3 = (5x - 15)

To find the value of x, we need to generate an equation.

<1 and <3 are vertical angles. Vertical angles are congruent. Therefore:

m<1 = m<3

(4x + 2) = (5x - 15)

Use this equation to solve for x

4x + 2 = 5x - 15

Subtract 5x from both sides

4x + 2 - 5x = 5x - 15 - 5x

-x + 2 = -15

Subtract 2 from both sides

-x + 2 - 2 = -15 - 2

-x = -17

Divide both sides by -1

x = 17

5 0
3 years ago
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