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givi [52]
3 years ago
8

The quantity of an element is decaying over time such that the amount of material at

Mathematics
1 answer:
Reptile [31]3 years ago
7 0

Answer:

S(t) = 1000(0.729)^t

Step-by-step explanation:

S(t) = 1000(0.9)^(3t)

S(t) = 1000((.09)^(3))^t

S(t) = 1000(0.729)^t

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there are 1012 souvenir paperweights that need to be packed in boxes each box will hold 12 paperweights how many boxes will be n
Rzqust [24]

1012 divided by 120 is 8.43 so 9 boxes will be needed

5 0
3 years ago
Help please and explain
tresset_1 [31]

Answer:

30 ft

Step-by-step explanation:

We can use ratios

3              6

------ = ------------

15            x

Using cross products

3x = 6*15

Divide each side by 3

3x/3 = 6*15/3

x = 30

5 0
3 years ago
Read 2 more answers
Suppose you know three minimum,lower quartile,median, upper quartile, and maximum values for a set of data. Explain how to creat
timurjin [86]

Answer: First, draw and label a number line. Then plot the five values that are given above the line. Draw a box from the lower quartile to the upper quartile, with a line dividing it at the median. Then draw lines from the minimum and maximum values connecting to the box to form the whiskers.

3 0
3 years ago
Rich deposited money into a bank account that earned 2.5% simple interest each year. After 2 years, he had earned $14.65 in inte
photoshop1234 [79]

we know that


The simple interest formula is equal to


I=Prt


where


P is the Principal amount of money to be invested


I is the amount of money in interest

r is the rate of interest  

t is Number of Time Periods


in this problem we have


t=2\ years\\ I=\$14.65\\r=0.025


substitute in the formula above  and solve for P

14.65=P(0.025)(2)

P=14.65/[(0.025)(2)]

P=\$293


therefore

<u>the answer is</u>

\$293




5 0
3 years ago
Read 2 more answers
If a=12 b=1 what is ab+20-b
Dmitriy789 [7]

Answer:

31

Step-by-step explanation:

(12)(1) + 20 - (1)

12 + 20 - 1

32 - 1

31

4 0
2 years ago
Read 2 more answers
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