Suppose that a life insurance company insures 900,000 fifty-year-old people in a given year. (Assume death rate of 7 per 1000 people.) The cost of the premium is $500 per year, and the death benefit is $50,000. What is the expected profit or loss for the insurance company?

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.

Which equation is true? i. 56 ÷ 4·7 = 82 ÷ (11 + 5) ii. (24 ÷ 8 + 2)3 = (42 + 9)2 neither i nor ii ii only i and ii i only