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Lubov Fominskaja [6]
3 years ago
14

8 cm

Mathematics
1 answer:
Shalnov [3]3 years ago
3 0

Answer:

48

Step-by-step explanation:

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Two classes have a total of 50 students. One of the classes has 6 more students than the other. How many students are in the lar
Lorico [155]
I think it would be 29 students in the larger class

5 0
3 years ago
Help with #8 please
Ahat [919]

Answer: (2) p=67 and q=15

Step-by-step explanation:

If you 82 and 31 together you would get 113 and you know that a triangle equals 180° so you take 180-113 and you get 67. You do the same for the other triangle you take a 98° and the new angle which is 67 and add them together and you get 165 so then you get 180 which is your overall triangle degree and subtract 165 from it and you get 15 which is Q, angle Q equals 15°

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3 years ago
The standard IQ test has a mean of 102 and a standard deviation of 13. We want to be 98% certain that that we are within 5 IQ po
aleksklad [387]

Answer:

37

Step-by-step explanation:

Margin of error = critical value × standard error

For 98% confidence, CV = 2.326 (from t table).

Standard error is σ / √n, where σ is the population standard deviation, and n is the sample size.

Plugging in:

5 = 2.326 × 13 / √n

n = 36.6

Rounding up, n = 37.

5 0
4 years ago
Susan and Samantha went to lunch at a café. They ordered a spinach salad for \$7.76. , a tuna sandwich for $4.50 and 2 glasses o
victus00 [196]

Answer:

$2.34

Step-by-step explanation:

7.76+4.50+1.90+1.90+1.60=17.66

20-17.66=2.34

4 0
3 years ago
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The probability that the parking lot of a mall is full on a holiday is 0.19. The probability that it is a holiday is 0.29. What
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