Answer:
58 minutes.
Step-by-step explanation:
From the question, Karen worked on the model in two windows;
1) 11.13 AM - 11.54 AM = 41 minutes
2) 1.29 PM - 1.46 PM = 17 minutes.
Hence, the total amount of time Karen spent working on the Shuttle model is:
41minutes + 17minutes = 58 minutes.
Total 7*10^5 trees were planted.
Further explanation:
The product of both quantities will give us the total number of trees planted by the students for the community project.
So,
Given

So, total 7*10^5 trees were planted.
Keywords: Product, exponents
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Answer:
|-8| = 8
Step-by-step explanation:
legit just the opposite of the integer.
<span>When your income is more than your expenses, y</span>ou have surplus
The price of one vegetarian special lunch is $7 and price of one chicken special lunch is $8.
Step-by-step explanation:
Let,
Price of one vegetarian special lunch = x
Price of one chicken special lunch = y
According to given statement;
21x+40y=467 Eqn 1
28x+36y=484 Eqn 2
Multiplying Eqn 1 by 28

Multiplying Eqn 2 by 21

Subtracting Eqn 4 from Eqn 3

Dividing both sides by 364

Putting y=8 in Eqn 1

Dividing both sides by 21

The price of one vegetarian special lunch is $7 and price of one chicken special lunch is $8.
Keywords: linear equation, elimination method
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