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Debora [2.8K]
3 years ago
15

Simplify this numerical expression 5.75-1/2(20÷2.5)÷2+6

Mathematics
2 answers:
Margarita [4]3 years ago
8 0

Answer:

Value of the expression is 9.75

Step-by-step explanation:

We have the expression, 5.75-\frac{1}{2}(\frac{(\frac{20}{2.5})}{2})+6.

On simplifying, we get,

5.75-\frac{1}{2}(\frac{(\frac{20}{2.5})}{2})+6

→ 5.75-\frac{1}{2}(\frac{(\frac{200}{25})}{2})+6

→ 5.75-\frac{1}{2}(\frac{8}{2})+6

→ 5.75-\frac{1}{2}\times 4+6

→ 5.75-2+6

→ 5.75+4

→ 9.75

Thus, the value of the expression is 9.75

Sidana [21]3 years ago
7 0

Answer -

<em><u>9.75</u></em>

I just did the work and its correct.

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After 6 months what would be the simple interest earned on an investment of $5,000 be at 6%.
stiks02 [169]

Answer:

$150

Step-by-step explanation:

I = prt

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I = 150

8 0
3 years ago
2abc - 3ab if a=2 b=-3 and c=4
Margarita [4]
2abc - 3ab ║ 2 (2) (3) (4) - 3 (2) (3)

You would multiply and the products - you are going to subtract
2 × 2 × 3 × 4 = 48
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                    -------
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7 0
3 years ago
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A dealer marks a T-shirt with a price 20 PERCENT more than the cost price. It he sells it at a discount of I5 PERCENT.. What wil
Vlada [557]

Answer:

Rs 2,or 2%profit

Step-by-step explanation:

the price he marked:

100 \times  \frac{120}{100}  = 120

(20 percent more than cost price)

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120 \times  \frac{85}{100}

Rs102

102 is 2 more than 100

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Brainliest please

6 0
3 years ago
Two cards are drawn without replacement from a standard deck of 52 playing cards. What is the probability of choosing a king and
STALIN [3.7K]

Answer:

0.0181 probability of choosing a king and then, without replacement, a face card.

Step-by-step explanation:

A probability is the number of desired outcomes divided by the number of total outcomes.

Probability of choosing a king:

There are four kings on a standard deck of 52 cards, so:

P(A) = \frac{4}{52} = \frac{1}{13}

Probability of choosing a face card, considering the previous card was a king.

12 face cards out of 51. So

P(B|A) = \frac{12}{51}

What is the probability of choosing a king and then, without replacement, a face card?

P(A \cap B) = P(A)P(B|A) = \frac{1}{13} \times \frac{12}{51} = \frac{1*12}{13*51} = 0.0181

0.0181 probability of choosing a king and then, without replacement, a face card.

5 0
3 years ago
A Bike shop charges by the hour to rent a bike. Related items are rented for flat fees. Write an expression that represents how
IgorLugansk [536]

Answer:

y= b+ 3a

Step-by-step explanation:

Given data

We are required to rent a bike and a helmet

le the flat fee for bike rental be a

and the flat fee helmet be b

let the number of hours be h

and let the total cost be y

So

y= b+ah

for h = 3

tThen the expression for the total is given as

y= b+ 3a

3 0
3 years ago
Read 2 more answers
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