A group of 625 students has a mean age of 15.8 years with a standard deviation of 0.6 years. The ages are normally distributed. How many students are younger than 16.2 years? Express answer to the nearest student.

I will mark Brainliest The number of vertices in a pyramid is equal to the number of faces. How many vertices does a regular pyramid with 40 edges have?

If mAC = 76 degrees, and mBD = 78 degrees, what is the measure of angle AEC? 82 74 77 154

What is the explicit formula for this sequence? - 8,-3,2,7, ... A. an=-8 + (n-1) (-5) B. an=-8 + (n-1) 5 C. an=12 + (n-1) 5 D. an=5 + (n-1) (-8)

2/9 of the 18 people in the bakery are eating cookies how many people are eating cookies

There are 14 more girls than boys in the school orchestra. There are 19 boys. How many students are in the school orchestra

Stefan has been given two segments and the measure of an angle between them. He is trying to construct a congruent triangle. He has just finished one of the steps of the construction. Which step has he just finished?

Find the product 3 • (-7)

What is an equivalent fraction for 1/3

Use the distributive property to simplify the expression. -7 (8x - 3) + x A. x + 10 B. - 15x + 4 C. - 9x - 4 D. - 55x + 21

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