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Elena L [17]
3 years ago
9

The scores on an exam are normally distributed, with a mean of 82 and a standard deviation of 10. What percent of the scores are

less than 62?
Mathematics
1 answer:
Verdich [7]3 years ago
4 0

Answer:a

a

Step-by-step explanation:

i took the test

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Find the measure of b+d. A. 74 B. 90 C. 32 D. 58
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Answer:

B. 90°

Step-by-step explanation:

Quadrilateral inscribed in the circle with center O is a cyclic quadrilateral.

Opposite angles of a cyclic quadrilateral are supplementary.

Therefore,

(b + d) + (32° + 58°) = 180°

b + d + 90° = 180°

b + d = 180° - 90°

b + d = 90°

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A committee must be formed with 3 teachers and 3 students. If there are 10 teachers to choose from, and 9 students, how many dif
erma4kov [3.2K]

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Step-by-step explanation:

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2 years ago
They are 13 sales people at a car dealership last year they each sold the same number of cars together they sold 1157 how many c
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The total number of sales people at the dealership shop is 13.

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