Nicotine content was measured in a random sample of 22 cigarettes. Is there any outlier in this data set? 1.09, 1.92, 2.31, 1.79, 2.28, 1.74, 1.47, 1.97, 0.85, 0.72, 2.99, 0.05, 1.83, 1.23, 1.51, 1.64, 1.72, 2.08, 1.69, 1.80, 1.67, 1.64

Q: John can finish a job alone in 5 hours. Jack can finish the same job alone in 6 hours. How long does…

A: John can finish a job alone in 5 hours. Jack can finish the same job alone in 6 hours.

Q: The sum of two numbers is 20 and the square root of their product is 9. What are the numbers? Solve…

A: To solve the system of equations using fixed-point iteration, we will express the equations in terms…

Q: Emmy can type at a constant rate of 1 page every 4 minutes. If she has to type a 5-page article, but…

A: Emmy can write at a constant rate of 1 page in 4 minutes. Hence she will take 5 ×4 = 20 mins two…

Q: Josh live 1 4/5 miles from the park. So far he walked 2/3 of the distance from his house to the…

A: Here we have to find out the how many distance josh walk

Q: Olivia puts 100 dollars into a fund and continuously does so at the end of each month. Although, the…

A: It will form an arithmetic progression (A.P.) with first term a1=100 and common difference is d=5.…

Q: A bus leaves a city at 12:00 pm and travels 50 miles per hour. A car leaves the same city at 12:30…

A: Given that, the bus leaves a half -hour before the car. The speed(r) of the bus is 50 miles per…

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.