1)Trains a and B are traveling in the same direction on parallel tracks. Train A is traveling @ 100 miles per hour and train B is traveling @ 120 miles per hour. Train A passes a station @ 1:20pm. If train B passes the same station @ 1:32pm, at what time will train B catch up to train A?
when will train B catch up with train A?
2) What is the solution of the system? Type an ordered pair, Use integers or fractions
3)The width of a rectangle is fixed @ 22cm. what length will make the perimeter greater than 76cm? The length must be greater than ? cm
4)In 1991, life expectancy of males in a certain country was 61.9 years. In 1998, it was 64.5 years. Let E represent the life expectancy in year T and let T represent the number of years since 1991.
The linear function E (t) that fits the data is
E(t)=?t + ? round to the nearest tenth
Use the fraction to predict the life expectancy of males in 2006
round to the nearest tenth
5)The product of 31% and some number, what is the translation ?
type the percentage as a decimal
6)Solve the following system of equations
what is the solution of the system? type an ordered pair or is there a solution
7)Find the slope x=-6
m=? type as an integer or a simplified fraction
8)What is the slope M of (6,2) and (9,-3)=
9)Determine if (2,-9) is a solution of 9x-4y=18
10)Solve for a=9b, for B
11)What is the solution set of 6+7x<62
12)what is the slope of (2,6) (-6,-5)
13)media services charges $40 for a phone and $30/month for its economy plan. The equation c=30t +40 describes the total cost , C. How much will it cost for 10 months of service ?
If there is $110 available, how many months of service can be received?
15)The function H described by H(x)=2.75x + 71.48 can be used to predict the height in centimeters, of a woman whose humerus is X cm long?
Predict the height of a woman humerus which is 36cm long?
16)7>-4x+6 or 9<-2x+4- solve for compound inequality
18)50% of what number is 10?
21)x+y/10 for x=98 and y=2=
22) what is the domain of P? P(x)=x(2) -2x+1
23)Is this pair 2x+5y=1 & 5x+2y=10= perpendicular or parallel or neither
24)What is the domain of g(x)=6/2-9x
25)what is the solution of -4x>1/11=
27)What is the outputs for f(x)=3x(2)-4x
28)what is the solution of the system?Type an ordered pair
The answer file is attached.
Please input these answers in your answer boxes.
For graphs of functions, plot the points that I have plotted and join them to get the graph.
The types of ordered pairs are determined. The expert uses integers and fractions. Complete, Neat and Step-by-step Solutions are provided in the attached file.