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Gnom [1K]
3 years ago
12

An experiment for a chemical reaction involves mixing 1 teaspoon of yeast with 1/4 cup of hydrogen peroxide. Delray wants to do

the same experiment with larger amounts of the two ingredients. He uses 1 1/2 cups of hydrogen peroxide and needs to keep the same ratio of yeast to hydrogen peroxide. Note that there are 48 teaspoons in 1 cup. How much yeast, in cups, should Delray mix with this amount of hydrogen peroxide? (You guys are good at this, right?)
Mathematics
1 answer:
arlik [135]3 years ago
7 0

Answer:

1/8 cups

Step-by-step explanation:

For every quarter of a cup of peroxide, there is a teaspoon of yeast. there are six quarter cups in one and a half cups, so there is 6 tsp of yeast. Divide 6 by 48 (to bring it into cups) and that leaves you with 0.125 cups, or 1/8 cups. Hope this helps!

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motikmotik

Answer:

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Step-by-step explanation:

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4 years ago
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Haroldo, Xerxes, Regina, Murray, Norah, Stav, Zeke, Cam, and Georgia are invited to a dinner party. They arrive in a random orde
Scilla [17]

Answer:

1/9

Step-by-step explanation:

Becuase there are 9 people invited, so they all have a 1/9 chance

6 0
3 years ago
In a game, 3 people are chosen in the first round. Each of those people chooses 3 people in the second round and so on. How many
tatiyna

Answer:

729 people chosen

Step-by-step explanation:

4 calculations in head when 3^2 = 9

3 calculations in head when 3^3 = 27

2 calculations in head when 3^4 = 81

1 calculations in head when 3^5 = 243

Answer found 3^6 = 729.

3  = 1st       = 3^1

9  = 2nd    = 3^2         3(3)

27  = 3rd   = 3^3         9(3)

81  = 4th    = 3^4        27(3)

243 = 5th  = 3^5       81(3)

729 = 6th = 3^6        243(3)

4 0
3 years ago
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Sin 20 is the answer
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6 0
3 years ago
A number cube (dice) is rolled and a letter is selected from the word GIRAFFE. What is the compound probability of P ( 4 and F)
Furkat [3]

Answer:

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P(EVEN NUMBER AND VOWEL) = 3 in 14 or 21.43%

Step-by-step explanation:

The probability of rolling a four on a die is 1 in 6.

The probability of picking the letter F in the word GIRAFFE is 2 in 7.

Therefore:

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The probability of rolling an even number (2, 4 or 6) on a die is 3 in 6.

The probability of picking a vowel (A, E, I) in the word GIRAFFE is 3 in 7.

Therefore:

P (Even\ and\ Vowel)=P(Even)*P(Vowel)\\ P (Even\ and\ Vowel)=\frac{3}{6}*\frac{3}{7}\\     P (Even\ and\ Vowel)=\frac{3}{14}= 21.43\%

5 0
3 years ago
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