Jenna flips to pennies 105 times how many times can she expect both coins to come up heads

Answers

Answer 1
Answer: 53 because there is only 2 sides of a penny so 105 divided by 2 is 52.5 
Answer 2
Answer: Half heads. Half tails. Now I just have to get more characters but the first two sentences were the answers.

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You cut a sheet of paper along its diagonal, as shown. What is the length of the diagonal? Round your answer to the nearest tenth. HOW MANY INCHES?
5550 divided by 10 to the third power
The area of a rectangular bedroom is 240 square feet. If the length of the bedroom is 16 feet what is the width?

What are the factors of x2 – 100?

Answers

Answer:

(x – 10)(x + 10)

Step-by-step explanation:

Solutions for x^2-100=0 are x=10 and x=-10

What number has the same value as 50 tens?

Answers

500
Reason:
50 tens is basically ten 50 times. 10 x 50 = 500
50 tens is the same as saying 50 x 10 which is 500.
One ten is 10.  Therefore, to find 50 tens, you must times 50 by 10.  When multiplying a number greater than 0 by 10, you simply add a 0 to the end of the number.  Following this rule, 50 tens is 500. 

3 /8 + 2/ 3 = 9/ 24 + 16/ 24 = 25/ 24 =

Answers

Convert the denominator of the first two fractions to 24 since 3 and 8 can fit into 24.

3/8=9/24

2/3=16/24

Now add them together.

9/24+16/24=25/24

Next add the second two fractions 9/24 and 16/24.

9/24+16/24=25/24


Since all fractions equal 25/24, the equation was true!

Hope this helps!

How can you make 16 dollars using exactly and only 3 bills, one of which is not a 10-dollar bill?

Answers

That would be by using a $1 bill, a $5 bill, and a $10 bill. Either the $1 bill or the $5 bill qualify as the "one of which is not the $10 bill". It's a matter of translating the question.

Numbers that follow a rule

Answers

you could do even numbers. 2,4,6,8,10,12,14,16,18,20 ect.
you could also do odd numbers 1,3,5,7,9,11ect.
You could do 10's 20's 100's go by 5's. 

4/7 = x+3/21A) x=9
B) x=15
C) x= 33 3/4
D) x=91

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Would it be A??

Answers

4/7 = 12/21
12/21 = x + 3/21
9/21 = x
Hope this helped!!

The answer is A x=94/7=x+3/21So yes it would be A