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galina1969 [7]
2 years ago
15

Comparing Ratios Using Fractions

Mathematics
1 answer:
Papessa [141]2 years ago
8 0

Answer:

4:10

Step-by-step explanation:

4:10 = 4/10 = 2/5

12:20 = 12/20 = 6/10 = 3/5.

So 4:10 is smaller than 12:20 because 2/5 is less than 3/5.

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Rewrite 9(10+11+12) using the distributive property of multiplication over addition
harina [27]

Answer:

90 + 99 + 108

Step-by-step explanation:

The 3 number being added should be multiplied by 9.

10 x 9 = 90.

11 x 9 = 99.

12 x 9 = 108.

Therefore, 90 + 99 + 108.

4 0
3 years ago
Read 2 more answers
A probability value of 0.0001 would cast doubt on my null hypothesis because
In-s [12.5K]

Answer:

If the null hypothesis were true, the probability of getting the results I got in my study would be 0.0001, which is really small.

Step-by-step explanation:

In hypothesis test, the conditions in null hypothesis is<em> assumed true </em>and the <em>probability</em> of the results in the study are being evaluated.

If this probability is <em>smaller</em> then the significance level, then the null hypothesis is <em>rejected</em>.

7 0
3 years ago
Question #3 with the answer and equation please
fenix001 [56]

14 times 7 times 8 is equal to 784 ft^2

7 0
4 years ago
Sarah had a balance of $162 in her bank account at the start of the week. She withdrew $63.50 on Monday, $23.25 on Wednesday, an
lozanna [386]

Answer:

Less; $25.90 less than at the beginning of the week

Step-by-step explanation:

162-(63.50+23.25+26.45)=162-113.20=48.80

48.80+87.30=136.10; 162>136.10

162-136.10=Δ$25.90

$25.90 less

8 0
2 years ago
I'm still giving away prizes i have 5 more left in announcing sometime this week but I need help,
Olin [163]
Question 1: 1 and 4 is alternate interior angles
Question 2:  4 and 8 
Question 3:  1 and 5
Question 4: 110 degrees (they are corresponding angles, which means that they have the same degree)
Question 5: angle 10 is 129, 180 - 129 = 51. measurement of angle 12 is 51

hope this helps
6 0
3 years ago
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