mike is flying a kite the horizontal distance to the kite a is about 19 feet the kite is 31 feet from the ground how long is the string

A metalworker has a metal alloy that is 20 % copper and another alloy that is 60 % copper. How many kilograms of each alloy should the metalworker combine to create 90 kg of a 52 % copper alloy?

Solve for x. -3x = 15 0%=-5 x=5 x = 45

Which polynomials are in standard form? x2 + 3x + 2 q3 - 15q + 12q2 - 16 4a + a2 + a - 2 3x4 + 4x3 - 3x2 - 1 3t3 + 3t2 + 2t 14 + a3 - 6a + 8a2

What is the area of a circle with a diameter of 20 and is divided into 20 congruent sectors?

A ball is dropped from the top of a 83-m-high building. What speed does the ball have in falling 3.6 s?

If x and y are two nonnegative numbers and the sum of twice the first (x) and three times the second (y) is 60, find x so that the product of the first and cube of the second is a maximum.

What is the y-intercept of the line with the equation 3x + 4y = 12? A) 4 B) 3 C) 2 D) 1 3

Convert 12 fl oz/sec to cups/min.

Name three decimals with a product that is about 40.

A population consists of 200 elements. we want to draw a simple random sample of 40 elements from this population. on the first selection, the probability of an element being selected is