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Ghella [55]
3 years ago
14

The price of a postage stamp in 1982 was $0.20. Today a postage stamp costs $0.49. What is the percent increase in the price of

U.S. postage stamp?​
Mathematics
1 answer:
Darina [25.2K]3 years ago
7 0

Answer: rate for postage purchased at the Post Office will remain at $0.55 (no change from 2020). Each additional ounce for a First Class Mail letter will cost $0.20, a five cent increase from 2020.

Step-by-step explanation:

You might be interested in
What is the least common multiple of 8 and 10? Enter your answer in the box. _____
Vadim26 [7]

40 is the LCM,


Hope it helps ❤️

6 0
4 years ago
After writing part of his novel, Thomas is now writing 16 pages per week. After 4 weeks, he has written 85 pages. Assume the rel
d1i1m1o1n [39]

The initial value is 21 and rate of change is 16 pages per week

<em><u>Solution:</u></em>

Given that After writing part of his novel, Thomas is now writing 16 pages per week

After 4 weeks, he has written 85 pages.

Given that assume the relationship to be linear

Linear relationships can be expressed either in a graphical format or as a mathematical equation of the form y = mx + c

y = mx + c

where "y" is the number of pages written after 4 weeks

x = 4 weeks and m = 16 pages

Therefore,

85 = 16(4) + c

85 = 64 + c

c = 85 - 64

c = 21

Therefore, initial value is 21 and rate of change is 16 pages per week

7 0
3 years ago
The hypotenuse of one side of a right angled triangle are 5cm and 4cm respectively. what is the length of the other side
AURORKA [14]
Answer: 3cm

Explanation:

We can use Pythagorean’s theorem to find that other side:

a^2 + b^2 = c^2
a^2 + 4^2 = 5^2
a^2 = 25 - 16
a^2 = 9
a = 3

Therefore, the other side is 3cm
3 0
4 years ago
Read 2 more answers
One leg of a right triangle is 1 cm less than the hypotenuse, and the other leg is 8 cm less than the hypotenuse. What is the le
stellarik [79]

Answer:

the hypothesis is 5or 13

Step-by-step explanation:

let the hypotenuse be y so the first side will be y-1 and the other side will be y-8 repectively and using the pythagoras theorem you solved for the hypotenenuse

5 0
4 years ago
How to know if a function is increasing or decreasing
Shkiper50 [21]

Answer: when looking at the graph, anything that is going down is decreasing and anything that is going up is increasing. Maybe that can help you.

Step-by-step explanation:

3 0
3 years ago
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