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tatiyna
2 years ago
7

Mary has to choose between a job and learning French during summer

Mathematics
2 answers:
Andrei [34K]2 years ago
4 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:

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

lina2011 [118]2 years ago
4 0

Answer:

losing the opportunity of a summer job

Step-by-step explanation:

Opportunity cost is the foregone alternative. So she has to forgo the opportunity of a summer job, to have the opportunity to study French. This means that the opportunity of a summer job is the foregone alternative which is the opportunity cost.

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The Smith family of 4 completes 8 loads of laundry each week. They estimate the total cost (energy, water, and detergent) is $7.
melisa1 [442]

Answer: 10.67

Step-by-step explanation:

4 0
3 years ago
Find the solution set. |x| = -4 A. { } B. {-2, 2} C. {-4, 4} D. {-16, 16}
Ray Of Light [21]

Answer:

A. { }

Step-by-step explanation:

Absolute value cannot be less than zero.

-4 < 0

There is no solution for x, ∈, R.  

Hope this helps.

6 0
3 years ago
Hii i’ll give brainliest please help thanks :)
Juliette [100K]

Answer:

Step-by-step explanation:

The mean (average) of a data set is found by adding all numbers in the data set and then dividing by the number of values in the set. The median is the middle value when a data set is ordered from least to greatest.

Hope this help

6 0
2 years ago
^lets start off easy☺️^
butalik [34]

Answer:

mary=10 jack=15

Step-by-step explanation:

After 4 years Mary (x+4), Jack's age (x+5) + 4.

sum of the ages after 4 years :(x+4) + (x+5) +4=33 

Simplifying the equation:

2x+13 = 33 ----->> 2x=20----->>>>x = 10 Mary's age

10 + 5 = 15 which is Jack's age. 

7 0
2 years ago
Round 7.4521 to 2 significant figures
Troyanec [42]
7.5 would be my best guess
5 0
3 years ago
Read 2 more answers
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