Use the standard normal curve table to find the z-score for the given condition.82.89% of the total area is to the left of z.
A. -0.95
B. 0.96
C. -0.96
D. 0.95
Answer: D
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Solve.Two forces of 620 and 410 N (newtons) act on an object. The angle between the forces is 57°. Find the magnitude of the resultant and the angle that it makes with the larger force.
A. 911 N, 22° B. 910 N, 22° C. 7 N, 22° D. 912 N, 22°
Solve the problem.Use the average daily balance for the following credit card account to find the finance charge if interest is 1.31% per month on the average daily balance. Assume one month between billing dates. Previous balance $200.44. October 12Billing date October 20Payment$50.00 October 21Purchase$40.77 October 27Return$57.38 November 5Purchase$53.09
A. $3.06 B. $1.90 C. $2.29 D. $2.36
If exactly 400 people sign up for a charter flight, Leisure World Travel Agency charges $700/person. However, if more than 400 people sign up for the flight (assume this is the case), then each fare is reduced by $1 for each additional person. ? Determine how many passengers will result in a maximum revenue for the travel agency. What is the maximum revenue? What would be the fare per passenger in this case? ? Hint: Let x denote the number of passengers above 400. Show that the revenue function R is given by R(x) = (400 + x)(700 - x). ?
A. 550; $301,500; $550 B. 550; $302,500; $550 C. 500; $301,500; $500 D. 500; $302,500; $500
Write a formula for the nth term of the indicated sequence. Write out the first five terms of the sequence.geometric: a3 = 75, r = -5
A. an = 3 ? (-5)n; 3, -15, 75, -375, 1875 B. an = 3 ? (-5)n+1; -15, -75, -375, -1875, -9375 C. an = 3 ? (-5)n; -15, 75, -375, 1875, -9375 D. an = 3 ? (-5)n-1; 3, -15, 75, -375, 1875