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saveliy_v [14]
2 years ago
5

Alex bought 8 postcards in 4 days. At this rate, how many postcards would he have after 10 days?

Mathematics
2 answers:
yuradex [85]2 years ago
8 0

Answer:

20

Step-by-step explanation:

Nesterboy [21]2 years ago
7 0

Answer:

80

Step-by-step explanation:

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What is the greatest common factor for both terms: 24x + 8
Lyrx [107]

24x=\boxed{2}\cdot\boxed{2}\cdot\boxed{2}\cdot3\cdot x\\\\8=\boxed{2}\cdot\boxed{2}\cdot\boxed{2}\\\\GCF(24x,\ 8)=\boxed{2}\cdot\boxed{2}\cdot\boxed{2}=8\\\\24x+8=8(3x+1)

3 0
3 years ago
Write a story problem to go with the multiplication problem 4 x2/3<br> Then, solve the problem.
Lisa [10]

jimmy had 4x2/3 tacos he didnt know how many he had so he asked his mom and jimmys mom said that he had to do the math and when he figured out the answer he got  2/3 x 4 = 8/3 in fraction form. 2/3 x 4 = 2.6667 in decimal form. and his mom was proud of him

3 0
3 years ago
Explain how estimation helps you place the decimal point when multiplying 3.9 &amp;5.3
kow [346]
3.9 and 5.3, when rounded off and mult. together, produce the product 20.
Thus, the decimal point must follow the first two digits of your answer, whether estimate or "exact."

3.9*5.3 = 20.67 by calculator.
6 0
3 years ago
Given that P=x+y. Find P when: x=−5 and y=−3
Sergio [31]

Answer:

P = - 8

Step-by-step explanation:

Given

P = x + y ← substitute x = - 5 and y = - 3

P = - 5 + (- 3) = - 5 - 3 = - 8

8 0
3 years ago
An office manager needs to decide between two tables for the conference room. One is rectangular, 5 feet wide by 10 feet long. T
zvonat [6]
Radius of circle= 4

a) circle circumference=2(pi)r
circumference=2(pi)4=25.13

P=2W+2L
p=2(5)+2(10)
P=30

b) area of circle=pi(r^2)=pi(16)=50.27
area of rectangle=L×W= 5×10= 50

c) I think you can figure it put
5 0
3 years ago
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