servicexpressmaroc
General
Algebra
Geometry
Coordinate-geometry
Statistics
Calculus
servicexpressmaroc
servicexpressmaroc
Home
General
Algebra
Geometry
Coordinate-geometry
Statistics
Calculus
MATH SOLVE
Home
General
Trevor is making payments on a car that cost $26,555 he makes 36 equal payments if he runs to equal payments up to the nearest whole dollar about how much will he overpay after 36 months
General
5 months ago
The forestry service personnel at a national forest are estimating the average height of the trees in the forest. They measure the heights of 31 trees and prepare the histogram above. What percentage of the trees are less than 75 feet tall?A. 45.2B. 80.6C. 19.4D. 77.4
General
5 months ago
The sum of two numbers, x and y, is 142. Theircould be used to find the numbers?nbers,and y, is 142. Their difference is 14. Which system of equationsx + 142 = y+18.64x + y = 142y = 14B.- 14 = ycx - y = 142x + y = 14D.14x=142 + yy = 14- X+
General
5 months ago
Select the correct answer.What is the average rate of change of f(x), represented by the graph, over the interval [-2, 2]?A. 8B. 2C. 1D. 0E. -1
General
5 months ago
. In an encyclopedia of language, the author presents five sentences that make a reasonable paragraph regardless of their order. The sentences are listed below. Mark had told him about the foxes. John looked out of the window. Could it be a fox? However, nobody had seen one for months. He thought he saw a shape in the bushes. In how many different orders can the five sentences be arranged?
General
5 months ago
Please, I need help in this ??
General
5 months ago
14. You start an investment account with $3000 and save $100 each month. Write arule to represent the total amount of money you invest into your account as anarithmetic sequence. How much money will you have invested after 12 months?
General
5 months ago
57 first-year teachers and 19 experienced teachers attended a school staff meeting meeting. What percentage of the teachers in the meeting were first-year teachers?Write your answer using a percent sign (%).
General
5 months ago
If a total are of the chessboard is 144 square inches. What is the area of one shaded square. What is the total area of all the shaded squares and total area of all the white squares.
General
5 months ago
Mixture A is 15 percent alcohol, and mixture B is 50 percent alcohol. If the two are poured together to create a 4-gallon mixture that contains 30 percent alcohol, approximately how many gallons of mixture A are in the mixture?A. 1.5B. 1.7C. 2.3D. 2.5E. 3.0
General
5 months ago
In a recent month, 88% of automobile drivers filled their vehicles with regular gasoline, 2% purchased midgrade gas, and 10% bought premium gas. Given that a driver bought regular gas, 28% paid with a credit card; given that they bought midgrade and premium gas, 34% and 42% respectively, paid with a credit card. Suppose we select a customer at random. a. Draw a tree diagram to represent this situation. b. What is the probability that an automobile driver filled with regular gasoline AND paid with a credit card? c. What is the probability that an automobile driver filled with premium gasoline AND did NOT pay with a credit card? d. What’s the probability that the customer paid with a credit card?
General
5 months ago
In a certain carnival game the player selects two balls at random from an urn containing 3 red balls and 9 white balls. The player receives $4 if he draws two red balls and $1 if he draws one red ball. He loses $2 if no red balls are in the sample. Determine the probability distribution for the experiment of playing the game and observing the player's earnings. The probability to draw two red balls is __, to draw one red ball is __, and to draw zero red balls is __.
General
5 months ago
Triangular numbers can be represented with equilateral triangles formed by dots. The first five triangular numbers are 1, 3, 6, 10, and 15.?Is there a direct variation between a triangular number and its position in the sequence? Explain your reasoning.
General
5 months ago
In fall 2014, 36% of applicants with a Math SAT of 700 or more were admitted by a certain university, while 18% with a Math SAT of less than 700 were admitted. Further, 38% of all applicants had a Math SAT score of 700 or more. What percentage of admitted applicants had a Math SAT of 700 or more? (Round your answer to the nearest percentage point.)
General
5 months ago
In the 1990s the demand for personal computers in the home went up with household income. For a given community in the 1990s, the average number of computers in a home could be approximated by q = 0.3458 ln x − 3.045 10,000 ≤ x ≤ 125,000 where x is mean household income. A certain community had a mean income of $30,000, increasing at a rate of $1,000 per year. a. How many computers per household were there? (Round your answer to four decimal places.) 0.5198 Correct: Your answer is correct. computers per household. b. How fast was the number of computers in a home increasing? (Round your answer to four decimal places.) 0.0115 Correct: Your answer is correct. computers per household per year.
General
5 months ago
In professional basketball games during 2009-2010, when Kobe Bryant of the Los Angeles Lakers shot a pair of free throws, 8 times he missed both, 152 times he made both, 33 times he only made the first, and 37 times he made the second. Is it plausible that the successive free throws are independent?
General
5 months ago
-3,6,-9,12,-15 which of the following represents the general term for the sequence give? (-1)^n3^n(-1)^n3n(-1)^n+1(3)
General
5 months ago
Can someone help me with these problems? The majority of them I have answers but I don't understand them. Thanks!What is the area of the triangle with a base of 5 1/2 cm and a height of 3 1/2 cm?My answer - 11 1/2919÷ 2Round to the nearest wholeMy answer-?What is the area of a parallelogram with a base of 14.5 m and a height of 21 m?The cafeteria sold 200 grilled cheese sandwiches, 100 tacos, and 150 grilled chicken salads. What is the ratio in simplest terms of grilled chicken salads sold to the total number of lunches sold?My Answer- 1:3What is the ratio of odd to even digits in the following number:7,208,631My Answer- 3:4Given that one ton is equal to 2000 pounds, what is 5 tons?My Answer- 400 or 1000A table measures 3 feet across. How many inches is this?My Answer-36
General
5 months ago
Mikayla is a waitress who makes a guaranteed $50 per day in addition to tips of 20% of all her weekly customer receipts, t. She works 6 days per week. Which of the following functions best represents the amount of money that Mikayla makes in one week?A) f(t) = 50 + 20tB) f(t) = 300 + 20tC) f(t) = 50 + 0.2tD) f(t) = 300 + 0.2t
General
5 months ago
Suppose that prior to conducting a coin-flipping experiment, we suspect that the coin is fair. How many times would we have to flip the coin in order to obtain a 95.8% confidence interval of width of at most .14 for the probability of flipping a head? (note that the z-score was rounded to three decimal places in the calculation)a) 217b) 153c) 212d) 209e) 150f) None of the above
General
5 months ago
Previous
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
Next