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Stels [109]
4 years ago
15

A jeweler needed two diamonds of exactly the same weight to make a ring. The first stone she selected weighed 0.642 carat, the s

econd weighed 0.599 carat, and the third weighed 0.625 carat.
By how much did the heaviest stone outweigh the lightest?

0.043 carat
0.042 carat
0.041 carat
0.04 carat
Mathematics
2 answers:
andrey2020 [161]4 years ago
7 0
The answer is 0.043 carat
11Alexandr11 [23.1K]4 years ago
6 0
C is the correct answer 
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a rocket is 1 mile above thw earth in 30 seconds and 5 miles above the earth in 2.5 minutes what is the rockets rate of change i
Veronika [31]
Rate of Change:

At 1 mile in 30 seconds.
At  5 miles in 2.5 minutes.  2.5 minutes = 2.5*60 = 150 seconds.

Rate of change =   Change in height / Change in time

                            =   (h₂-h₁)/(t₂-t₁)

                            =   (5 -1) /(150 -30) = 4/120 = (1/30) = 0.0333 miles per second.

                             = (1/30) miles per second or 0.0333 miles per second.


To have the answer in miles per minute.

         (1/30) miles per second = (1/30) miles/second.

60 seconds = 1minute
1 second = (1/60) minute.

(1/30) miles/second  =  (1/30) miles/(1/60)minute
                                   =   (1/30) *60 miles / minute
                                   =    2 miles per minute.
8 0
3 years ago
Find each letter angle measurement. * Explain your reasoning for ex<br> 54°<br> a<br> b<br> c
kotegsom [21]

Step-by-step explanation:

a=54 v.o.a

a=b =54 alternative

c=b =54 v.o.a

8 0
3 years ago
Could someone please help me out on this question?
Genrish500 [490]
2/3* 3 is 2 so the answer is x=2
6 0
3 years ago
Please help me I have no idea what I’m doing please help me
kondor19780726 [428]

Answer:

The answer is 10.

Step-by-step explanation:

100,000 divided by 10 is 10,000

6 0
3 years ago
A map of Colorado says that the scale is 1 inch to 20 miles or 1 inch to 1,267,200. Are these two ways of reporting the scale th
ELEN [110]
Given that the map reported that <span>the scale is 1 inch to 20 miles.

Recall that there are 63,360 inches in 1 mile, thus, in 20 miles, we have 20 x 63,360 = 1,267,200

Therefore, the scale of </span><span>1 inch to 20 miles can also be represented as 1 to 1,267,200</span>
5 0
3 years ago
Read 2 more answers
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