Norah know that the diameter of a circle is 13 meters. How would you tell her to find the circumference?

Answers

Answer 1
Answer: circumference=diameter times pi
the answer is 13pi
pi is sometimes aprox 3.14
so
13 times 3.14=40.82
so about 40.82  meters

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Write 63 as a sum of tens and ones

Answers

6 tens and 3 ones=
60+3=63

Final answer:

To represent 63 as a sum of tens and ones, divide 63 into multiples of ten (tens) and the remainder (ones). It will be 6 tens and 3 ones.

Explanation:

The number 63 can be written as a sum of tens and ones. You can do this by dividing the number into tens or multiples of ten and the remaining will be ones.

In case of 63, the largest multiple of ten that is less than 63 is 60 (which is 6 tens) and the remaining number is 3 (which is 3 ones).

Therefore, 63 can be written as the sum of 60 (6 tens) + 3 (3 ones).

So the answer is 6 tens + 3 ones.

Learn more about Place Value here:

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Marneshia walked three over eight of a mile in three over five of an hour. What equation can be used to calculate her unit rate in miles per hour?

Answers

3/8 mile in 3/5 hour
( (3)/(8) )/( (3)/(5) )
we want to find miles per hour or m/1h
convert 3/5 to 1 by multiplying it by 5/3
keep the fraction the same by multiply ing the whole thing by
( (5)/(3) )/( (5)/(3) ) to get

( (15)/(24) )/( (15)/(15) )=
( (5)/(8) )/( 1)=5/8 miles per hour


Answer:

3/8 mile in 3/5 hour

Step-by-step explanation:

I am taking the test right now

the sum of three numbers is 161 the second number is six times the first and the third is 5 more than the second find the numbers

Answers

x+y+z=161 . y=7+x . z=5x. x+x+7+5x=161 . x=22 y=x+7=29 z=5x=110

A club is going to raise money by printing calendars with photos of the community. The cost of printing the calendars is $5.50 per calendar. The photographer also charges a one-time cost of $200 for taking the photos. The club has $1500 to cover the initial costs of the calendar. Create an equation that represents the number of calendars the club can print. Use the variable n for the number of calendars (You do not need to solve the equation).

Answers

Answer:

The total cost to print n calendars is the sum of the cost of printing each calendar and the one-time cost for taking the photos:

Total cost = (Cost per calendar * Number of calendars) + One-time cost for photos

Given that the cost per calendar is $5.50 and the one-time cost for photos is $200, the equation can be written as:

Total cost = 5.50n + 200

Now, we know that the club has $1500 to cover the initial costs of the calendars. Therefore, the equation can be set equal to $1500:

5.50n + 200 = 1500

So, the equation representing the number of calendars the club can print is 5.50n + 200 = 1500, where n is the number of calendars.

Step-by-step explanation:

1500 so yes its the easy way

X+5y=8
2x-5y=1
What is the solution?

Answers

add them to cancel y
x+5y=8
2x-5y=1  +
3x+0y=9

3x=9
divide boht isdes by 3
x=3
sub back
x+5y=8
3+5y=8
minus 3
5y=5
divide 5
y=1

(3,1)

The product of two numbers is a of both numbers. fill in the blank

Answers

The product of two numbers is the product of both numbers.