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navik [9.2K]
2 years ago
5

How do you know that 1.026÷5.051≠0.02 without doing the​ division?

Mathematics
1 answer:
OLga [1]2 years ago
4 0

Answer:

Mental Math and Logic

Step-by-step explanation:

You might not have access to a calculator, so when times comes like this when you have to validate a statement if wrong or right, mental math comes in help.

You only need the approximate number to do something like mental math. Both numbers divided by each other, is really close to their whole numbers of 1 and 5, respectively. If you divide 1/5, you get 0.2, which is not what the answer is.  0.02 and 0.2 are very different answers, and you would not get 0.02 no matter how many decimals after that 1.0 and 5.0.

Which means the statement is not true based on logic and mental math.

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What’s 433 rounded to nearest hundreds
MAXImum [283]

Answer:

400

Step-by-step explanation:

Looking at the number 433, we have to look at the number in the tens place (in this case, 3) to determine if we will round down to 400, or up to 500.

Because the number 3 is less than 5, we will round down to 400.

6 0
3 years ago
Read 2 more answers
A circle with area 3/2pi and central angle of 60 degrees. What is the area of the circle
Anika [276]

Answer:

28.28(simplified from 28.2743338834)

Step-by-step explanation:

area of sector= (center angle/360)*area of circle

we are already given the area of sector as 3/2pi

so

3/2pi=(60/360)*x

(x is area of circle)

3/2pi=4.71238898038

4.71238898038=1/6x

divide both sides by "1/6"

28.2743338834=x

hope this helps!

3 0
3 years ago
If 7 lbs of tomatoes cost £10.50 how much will 3 pounds of tomato cost??plz help Asap​
STALIN [3.7K]

Answer:

4.5

Step-by-step explanation:

10.50 divided by 7 = 1.50

1.50 times 3 = 4.5

5 0
3 years ago
What are the zeros of a<br> quadratic equation written in intercept form?
neonofarm [45]

Answer/Step-by-step explanation:

The zeros, or x-intercepts, are the points at which the parabola crosses the x-axis. The y-intercept is the point at which the parabola crosses the y-axis. Quadratic functions are often written in general form.

5 0
3 years ago
A store discounts a $75 sweater for 25% off. How much did you pay?
Korolek [52]

Answer:

$56.25

Step-by-step explanation:

25% of Original Price = 25% of $75 = 0.25*75 = 18.75

The discount is $18.75. This is amount you save.

Final Price = (Original Price) - (Discount)

Final Price = (75) - (18.75)

Final Price = 56.25

7 0
2 years ago
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