Mathematics, 18.03.2021 17:10 lovely222

Jerry has $150 in his checking account. He withdraws $7.50 a day for lunch.
Which of the following equations and
solutions represent the number of days,
x, it will take for Jerry's account to have a
balance of $112.50?
A 150 – 7.5x = 112.50; 5 days
B 150 - 7.5x = 112.50; 15 days
C 150 + 7.5x = 112.50; 5 days
D 150 +7.5x = 112.50; 15 days

Answers: 2

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 15:00

The data shown in the table below represents the weight, in pounds, of a little girl, recorded each year on her birthday. age (in years) weight (in pounds) 2 32 6 47 7 51 4 40 5 43 3 38 8 60 1 23 part a: create a scatter plot to represent the data shown above. sketch the line of best fit. label at least three specific points on the graph that the line passes through. also include the correct labels on the x-axis and y-axis. part b: algebraically write the equation of the best fit line in slope-intercept form. include all of your calculations in your final answer. part c: use the equation for the line of best fit to approximate the weight of the little girl at an age of 14 years old.

Answers: 3

Answer

Mathematics, 21.06.2019 21:30

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244

Answers: 1

Answer

Mathematics, 21.06.2019 22:30

Using the figure below, select the two pairs of alternate interior angles.a: point 1 and point 4 b : point 2 and point 3 c: point 6 and point 6d: point 5 and point 7

Answers: 2

Answer

Mathematics, 22.06.2019 04:10

You are in charge of the customer service phone line with many employees. at the end of each phone callthe customers are asked to rate their service from 1 to 5 stars, with 5 being the best. you find the averagerating for 20 randomly selected employees and decide you want to improve the ratings so you require thoseemployees to go through a new training program. you then wait a week and find the new average rating foreach employee. the average change is an increase in 1.3 stars with a standard devation of .9 stars.(a) is this data paired or not paired? (b) what are the null and alternative hypothesis being tested? (c) what is the t-statistic you would use? write the general formula and the final calculation.(d) sketch a t-distribution, label your t-statistic and the probability you would be interested in:

Answers: 2

Answer

You know the right answer?

Jerry has $150 in his checking account. He withdraws $7.50 a day for lunch.
Which of the foll...

Questions

Mathematics, 09.04.2021 19:20

Roxanne set a goal o drinking 2.5 liters of water each day. By 10:00 a. M., she drank 3/4 liter, and at lunch she had another 600 ml. In the afternoon...