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Stels [109]
3 years ago
11

A certain drug is made from only two ingredients: compound A and compound B. There are 5 milliliters of compound A used for ever

y 7 milliliters of compound B. If a chemist wants to make 1188 milliliters of the drug, how many milliliters of compound A is needed?
Mathematics
1 answer:
strojnjashka [21]3 years ago
7 0

Step-by-step explanation:

Subtract 7ml from 5 ml and you will find your answer

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Convert 550cm to meters
Viefleur [7K]

1 meter = 100 cm

550/100 = 5.5

 5.5 meters

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3 years ago
The Mongolian Giant Sunflower produces seeds that are over 1 inch long, grow up to 18 feet tall, and flowers that are 1 ½ feet w
m_a_m_a [10]

Answer:

A sexually using seeds

Step-by-step explanation:

hope this helps :)

4 0
2 years ago
A shirt originally cost $39.38, but it is on sale for $31.50. What is the percentage decrease of the price of the shirt? If nece
seraphim [82]

Answer:

20%

Step-by-step explanation:

1. subtract the new price from the original price

39.38-31.50=7.88

2. divide the difference by the original number

7.88 ÷ 39.38=.2001

3. multiply this number by 100

(.2001)100=20%

5 0
4 years ago
a guy wire for a tree is 20 ft long, making a 21 angle with the ground. How far is the base of the tree from a stake anchoring t
evablogger [386]

Answer:

18.7 feet far

Step-by-step explanation:

Based on the information given we can conclude that our set up will be a Right triangle (i.e. one angle is 90°), where the hypotenuse will be denoted by the guy wire of 20ft  and angle of 21° is the angle formed between then hypotenuse and the base (i.e. ground).

Thus we want to find the base length (lets call it x ) of this triangle, so we can use trigonometry as we have one angle and the hypotenuse, as follow:

cos(21)=\frac{adjacent side}{hypotenuse}=\frac{baselength}{guywire}\\\\ cos(21)=\frac{x}{20} \\x=20cos(21)\\x=18.671\\x=18.7ft

So the base is approximately 18.7 feet far from the tree of the anchored wire.

8 0
4 years ago
1/2 of 1/3 and 1/2 of 3/4<br>sorry having a panic attack cant do math​
noname [10]

Answer:

see below

Step-by-step explanation:

of means multiply

1/2 * 1/3

1/6

1/2 * 3/4

3/8

4 0
3 years ago
Read 2 more answers
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