Is 81 A Prime Or Composite Number?

Answers

Answer 1
Answer: 81 is a composite number. It is a positive number that is divisible by some other number other than 1 and itself. 81 can be divided by 9 (9 x 9 = 81). 
Answer 2
Answer: 81 one is a composite even numbers are prime numbers


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Do 0.3 and 3.0 have same value?explain
What type of property is this? (P×1)×6
Six rectangles each with a common base width of 2 have lengths of 1,4,9,16,25 and 36. What is the sum of the areas of the six rectangles?
2r+2s=50Please look at the picture

Use patterns of zeros to find 5600÷7 show your work.

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well first 7 doesnt go into 5, but it goes into 56. 7*8 is 56 so u put an 8 in top. 56-56 is 0. you bring down the next 0 [nxt to the 6] 7 goes into zero 0 times. You write a zero next to the 8. subtract 0 from 0 [yes its annoying but it said to show work...] 0-0 is 0. Bring down the last zero and repeat. 5600/7 is 800

How do you solve this problem? 6 x 2/5 =

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You have to make 2/5 into a whole number , in this case a decimal
2/5 in decimal form = 0.4 
To make it easier for you 0.4 by 10 and then it will become  4
So 6x4=24
Then divide by 10 which will become 2.4
The answer is 2.4

Can you simplify 6/23

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It can't be simplified!
no it can't cause nothing will go into 23 evenly

Write a word problem for the equation:
1/2 x 2/3 = X

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A recipe calls for 1/2 a cup of flour per batch of cookies, but the chef only wants to make 2/3 of a batch. How much flour should the chef add?

A bus traveled 300 miles in 6 hours. How many miles would the bus travel in 1 hour

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Step 1
300/6
Step 2 
answer=50
divide 300 by 6
the answer to this question would be 50mi per hour

Whats the answer i realy need help

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what’s the question

Answer: 7/2

Step-by-step explanation: y is rise and x is run just count from one point to another count from point x to point y