13) 28% of the students in a biology class are

seniors. If 85 students enrolled in that class,

about how many of them are seniors?

Antar is flying a triangular-shaped kite. It has a height of feet and a base of feet. What is the area of Antar's kite?

Which set includes all of the integers? {1,2,3,4,5 ...) { ... - 3.-2, - 1.0, 1, 2, 3, ...) {0, 1, 2, 3, 4, 5, ...)

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It takes 4/7 of an hour to paint 2/7 of a room. How long does it take to paint one room?

An angle measures 172° less than the measure of its supplementary angle. What is the measure of each angle?

What is the simplified form of 3a^4b^-2c^3? a. (81a^4c^3) / (b^2) b. (81a^4) / (b^2c^3) c. (3a^4) / (b^2c^3) d. (3a^4c^3) / (b^2) D What is - a^-2 if a = - 5? a. - 25 b. 25 c. - 1/25 d. 1/25 D What is (-m) ^-3n if m = 2 and n = - 24? a. 3 b. - 3 c.

ABCD is a parallelogram. if side AB=6x-10, side BC=4x-5, and side CD = 3x+5, find the value of x x=

The perimeter of a rectangle is 15x + 17 y if the length is 7/2x + 7y then find the width of the rectangle A) 4x + 3/2y B) 8x + 3y C) 8x + 10y D) 4x + 3y

People who do not take the time to show interest in others are: A. self-involved. B. morose. C. strong-willed. D. morbid.

Simplify by combining like terms 7b - (3a-8b)