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trapecia [35]
3 years ago
12

480kg into the ratio 1:3:4

Mathematics
2 answers:
bagirrra123 [75]3 years ago
5 0

Answer:

To develop a molecular clock, you need to find which of the following?

a sequence of molecules

the rate at which changes occur in a type of molecule

how much total change has occurred in a type of molecule from two different species

how many molecules a species has

Step-by-step explanation:

dsk'fa

trasher [3.6K]3 years ago
5 0

Answer:

 x = 60

Step-by-step explanation:

cement: 1x = 60kg

sand : 3x = 3*60 = 180kg

gravel : 4x = 4*60 = 240kg

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nadezda [96]

Answer:

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Step-by-step explanation:

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3 0
3 years ago
Factor completely: x2 + 7x + 10 (x + 5)(x + 2) (x + 10)(x + 1) (x2 + 5)(x + 2) Prime
horrorfan [7]
X^2 + 7x + 10
Find the factors of 10 that add up to 10.
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3 0
3 years ago
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HZC ~ PEF. If CH = 20, find FP<br>If it can be determined with is FP​
Natasha2012 [34]

▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪

According to given expression, we can say that the Triangles HZC and PEF are congruent, Therefore their corresponding sides will be equal.

that is :

  • CH = FP

and value of CH = 20 units

So, FP = CH = 20 units

hence, value of FP <u>can be </u><u>determined</u> .

8 0
3 years ago
Which algebraic expression represents this phrase? the product of 67 and the number of we
Dmitriy789 [7]

the product = multiply

If is the product of 67 and the number of we, then your answer is 67 · we.

If is the product of 67 and the number of weks, then your answer is 67 · weks.

4 0
4 years ago
May someone help me with this plzzz
Anna71 [15]
Her book was 10 days late. D = days. The equation is .25(4) + .30d = 4.00. First you multiply .25 • 4 to get 1. Then you subtract 1 from both sides and get .30d = 3. Next you divide both sides by .30 to get d = 10.
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3 years ago
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