Mary's age is 3 years less than twice her brother's age. Mary is 11. How old is her brother?

3.2 x (103) is equal to:

A piggy bank contains 100 coins consisting of nickels and dimes. the total value of the coins is $8.50. How many coins of each type does the bank contain?

Find the zeros of the following polynomial x^2-2x+1

The hundreds digit of the five-digit number 73_95 is missing. If the hundreds digit is to be randomly selected from the ten different digits from 0 to 9, what is the probability that the resulting five-digit number will be a multiple of 3? A. 0 B.

University graduates have a mean job search time of 38.1 weeks, with a standard deviation of 10.1 weeks. The distribution of job search times is not assumed to be symmetric.

Choose the most correct statement given that Quadrilateral ABCD has vertices A (2, 1), B (2, 4), C (7, 4), and D (6, 1) ? 1. Quadrilateral ABCD is a parallelogram because opposite sides are parallel. 2.

The function h (t) = - 2 (t-3) ^2+23 represents the height, in feet, t seconds after a volleyball is served. Which of the following statements are correct? Select all that apply.

Convert 15.5 feet to meters.

What value of x make this proportion tire 120/165 = x/11

Suppose there's 0.9811 ml of DEET in 1 ml of insect repellent. How much DEET would be in 20 ml of the repellent? A. 19.622 ml B. 24.5275 ml C. 9.811 ml D. 1.9622 ml