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hram777 [196]
2 years ago
11

Drake estimates that he can finish 12 math

Mathematics
2 answers:
lawyer [7]2 years ago
5 0

Answer:

1.5 hours

Step-by-step

If it takes him 45 minutes to do 12 questions it would take him double the time to do 24

zysi [14]2 years ago
3 0

Answer: It will take him 1 hour and 30 minutes, or 1 and a half hours to finish 24 math problems. Another solution could be 1.5 hours!

Step-by-step explanation: We know he can finish 12 math problems in 45 minutes.

To find how many minutes it takes him to complete 24 math problems, simply multiply, 12 x 2 and 45 x 2.

12 x 2 = 24 total math problems.

45 x 2 = 90 Minutes.

90 minutes can also be written as 1 hour and 30 minutes, or 1 and a half hours. That is your answer!

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Simplify. Can you explain it also?
Doss [256]

Answer:

The answer is

<h2>\frac{3c}{4e}</h2>

Step-by-step explanation:

<h3>\frac{9 {c}^{3}d {e}^{2}  }{12 {c}^{2} d {e}^{3} }</h3>

To solve the fraction reduce the fraction with d

That's we have

<h2>\frac{9 {c}^{3}  {e}^{2} }{12 {c}^{2} {e}^{3}  }</h2>

Next simplify the expression using the rules of indices to simplify the letters in the fraction

<u>For c </u>

Since they are dividing we subtract the exponents

We have

<h2>{c}^{3}  \div  {c}^{2}  =  {c}^{3 - 2}  = c^{1}  = c</h2>

<u>For </u><u>e</u>

<h2>e^{2}  \div  {e}^{3}  = e^{2 - 3}  =  {e}^{ - 1}  =  \frac{1}{e}</h2>

Substituting them into the expression we have

<h2>\frac{9c}{12e}</h2>

Reduce the fraction by 3

We have the final answer as

<h2>\frac{3c}{4e}</h2>

Hope this helps you

8 0
3 years ago
A ) Rotate Trapezoid ABCD 90° counterclockwise around the origin .
FinnZ [79.3K]

Answer:

A" (3,3)

B" (3,5)

C" (5,7)

D" (5,1)

Yes they are congruent as they are similar and have the same shape and size.

Step-by-step explanation:

-y,x is the formula for a 90° counter clockwise rotation, And since the shape nor size doesnt change it is congruent.

8 0
1 year ago
Two fractions negative whose product is 5/8
Andreyy89
You could do -1/-2 times -5/-4 which would be 5/8
8 0
3 years ago
The final cost of a sale item is determined by multiplying the price on the tag by 75%. Which best describes the function that r
scoundrel [369]

First we try to frame the equation between the sale price and the final cost.

Let us consider, the price to be x and the final cost to be y, since the final cost is 75% of the price, we have the below equation

y = 0.75x

This is of the form of straight line equation y = mx +c where c =0 and m = 0.75

This means the function is linear since it satisfies a straight line equation.

So, we can eliminate options (3) and (4)

Now, the function is not a continuous one because the function is has definite value which is 0.75x and this make the function discrete. Hence option (2) is eliminated

Therefore we are left with option (1) which is the answer

Answer is (1) It is linear because the ratio of the change in the final cost compared to the rate of change in the price tag is constant

6 0
3 years ago
Read 2 more answers
Given the quantic solve for x . 2x⁵-6x³-4x²+2x+4​
Eva8 [605]
This problem cannot be done because it is not an equation meaning it does not have an “=“
4 0
2 years ago
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