How many acute angles are in an acute triangle?

A red string of holiday lights blinks once every 3 seconds, while a string of blue lights blinks once ever 4 seconds. How many times will both sets of lights blink at the same time in 1 minute?

Mary O'Connel is earning a weekly salary of $521.60 as a payroll clerk. She has accepted a new assignment in the tax processing department. In her new position, she will be paid an annual salary of $30,534.

Identify the height of a triangle in which b = (x - 2) m and A = (x2 - 4) m2.

A scientist has two solutions, which she has labeled Solution A and Solution B. Each contains salt. She knows that Solution A is 55% salt and Solution B is 80% salt. She wants to obtain 180 ounces of a mixture that is 75% salt.

Convert 5 feet to inches

14d+21 and 7 (2d+3) choose yes or no to see if the expression is equivalent

Layla's class is painting the brick wall behind the basketball court. 39 bricks were already painted, and each student paints 15 more bricks in whatever color he or she wants.

A company invests a total of $40 comma 00040,000 of surplus funds at two annual rates of interest: 55 % and 66one half 1 2 %. It wishes an annual yield of no less than 6one fourth 1 4 %.

7 divided by 11187.4

Six more than the quotient of four and a number x as an expression