MATHEMATICS MIDDLE SCHOOL

Hi Thx I'm new here
Hi Thx I'm new here - 1

Answers

Answer 1
Answer:

HI

A is True

B is true

C is false

D is false


I hope that's help:0

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Something times 2 equals 36
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1 times 10 to the 21st power

Answers

Answer:

I believe the answer to this question is: 1 x 10^21 equal to 1000000000000000000000.

The amount of sales tax charged is directly proportional to the amount of the purchase. Anna pays $3.90 sales tax on a $60purchase. What is the rate of the sales tax? What would the sales tax be on a $340 purchase?
3.5%; $11.19
5%; $17.00
6%; $20.40
6.5%; $22.10

Answers

Answer:

6.5%; $22.10

step 1. subtract

$3.90-$60.00

step 2.

divide

$3.90รท by the answer you get in step 1

step 3.

Convert answer into percentage by multiplying by 100

What is the decimal for 17 40

Answers

(17)/(40) = .425

The ages of five children are 2, 4, 6, 8, and 10 years. Is the mean or median the best measure of center to summarize the ages of the children? A. mean B. median C. Both mean and median summarize the data equally well.

Answers

median is the middle number and mean is adverage so you answer is mean=6 and median is 6 so C. is you awnser hope it helped:)

Last summer, karl went to the beach every 5 days. Antonia went to the beach every 7 days. how often did they get see each other at the beach?(need the answer asap!)

Answers

The day is 35 when they get to see each other at the beach after finding the LCM of the numbers 7 and 5.

What is LCM?

It is defined as the common number of two integers, which is the lowest number that is a multiple of two or more numbers. The full name of LCM is the least common multiple.

It is given that:

Last summer, Karl went to the beach every 5 days.

Antonia went to the beach every 7 days.

To find the day they get to see each other at the beach:

Find the LCM(lowest common factor) of 7 and 5:

7:  7, 14, 21, 28, 35,

5:  5, 10, 15, 20, 25, 30, 35

The common number is 35.

Thus, the day is 35 when they get to see each other at the beach after finding the LCM of the numbers 7 and 5.

Learn more about the LCM here:

brainly.com/question/20739723

#SPJ2
Find the lcm of 7 and 5.
7: 7, 14, 21, 28, 35,
5: 5, 10, 15, 20, 25, 30, 35
so they got to see each other every 35 days. 

The school gym can hold no more than 650 people. The bleachers will seat 176 people. The PTA is setting up 25 rows of chairs for their meeting. At most, how many chairs can be in each row?

Answers

19 chairs.
650-176 is 474 and 474 divided by 25 is 18.96 so round up and 19 or 18 per row

Answer:19 just believe me i got you

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