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icang [17]
3 years ago
7

A submarine was situated 800 feet below sea level. If it ascends 250 feet, what is its new position?

Mathematics
1 answer:
inna [77]3 years ago
7 0
The sub is now 550 feet below sea level
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What two ratios are equivalent to 5:9
guapka [62]
There is infinitely many ratios which are equivalent to 5:9. As we know always we can write divide as fraction, so \frac{5}{9}. We can multiply nominator and denominator by the any number (but the same) and get another numbers but ratio will be the same, so equivalent.
For example
10:18,
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3 years ago
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Brianna is getting materials for a chemistry experiment. Her teacher gives her a container that has 0.25 liter of a liquid in it
IgorC [24]

Answer: 0.1 liter

Step-by-step explanation:

From the question, we are informed that Brianna teacher gives her a container that has 0.25 liter of a liquid in it and she needs to use 0.4 of this liquid for the experiment.

The amount of liquid that Brianna will use will be:

= 0.4 × 0.25 liters

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3 years ago
What is the value of x?<br> please help!!
Lesechka [4]

Answer:

28°

Step-by-step explanation:

soln

(x+3)°+(2x+3)°

x°+3°+2x°+3°=90°(beign complementary angles)

3x+6=90°

3x=90°_6

3x=84

x=84/3

x=28°

4 0
3 years ago
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On payday you received a check for $320 and took it to the bank to cash it. You received 25 bills made up of $5's and $20's. How
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The answer will be 11 dollar bills
8 0
3 years ago
Find the product (a^2-b)(5a^2+6b)
Pie

Answer:

5a^​4​​+a^​2​​b−6b​^2​​

Step-by-step explanation:

1. Use the FOIL method: (a+b)(c+d)=ac+ad+bc+bd.

5a^4+6a^2b−5ba^2−6b^2

2. Collect like terms.

5a^4+(6a^2b−5a^2b)−6b^2

3. Simplify.

5a^4+a^2b−6b^2

7 0
3 years ago
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