MATHEMATICS HIGH SCHOOL

Is 9/11 a rational number

Answers

Answer 1

Answer: Yes, because 9/11 is divided as a repeating number. A rational number repeats, so the answer is yes!!

Answer 2

Answer:

Answer:

yes

Step-by-step explanation:

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You calculate the following answer to a problem: 12.655 cm. You are asked to round your answer to four significant figures. Which answer is correct?a. 12.66 cm
b. 12.65 cm
c. 12.60 cm
d. 12.70 cm

Answers

Answer: a. 12.66 cm

Step-by-step explanation:

Given value: 12.655 cm

Here in the given value there area five significant figures.

If we need to round the value to four significant figures then we need to round the given value to the nearest hundredth.

Since, the last digit (hundredth and thousandth place) is 55 which is nearest to 60.

Then the the required answer after round off to the nearest hundredth will be :-

$12.660\ cm=12.66\ cm$

A, 12.66 cm as 55 is above 50 which mean you have to round it to the next tenth figure which is 6.

Which would be a good estimate for the tax on $97.95 if the tax is 9.5%?

Answers

Since we are estimating the tax, we will round both the price and the tax to make it easy to perform the math mentally...

Round $97.95 to $100
Round 9.5% to 10%

10% of 100 =
.10 x 100 = 10

10 dollars is the best estimate for the tax.

answer: $10.00

step-by-step explanation

At the beginning of this month, the balance of Agatha's checking account was $782.39. So far this month, she has received a paycheck via direct deposit of $932.48, been charged a monthly service fee from her bank of $20.00, used a debit card linked to her account to make a purchase of $36.82, written a check for $155.03 that has already been deposited, and deposited a check written to her for $79.13. What is the current balance of Agatha's checking account?

Answers

Agatha started out the month with $782.39 cents. After she received her paycheck, she had a balance of $1,714.87. Agatha then had a service fee and few purchases which left the total at $1503.02. She then had an additional check written to her for $79.13. The current balance after her last deposited check was $1,582.15.

Answer: $1582.15

Step-by-step explanation:

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Answers

Answer:

Step-by-step explanation:

If Sonya buys four pairs of shoes, each on a buy one get one 50% off, that means that we can find the value if she bought ONE deal of buy one get 50% off one, then multiply that by 2 (as if you do the deal, you are paying for two.)

The shoe costs $35, and if we have a 50% discount on it:

$35\cdot0.5=17.5$