A stationer fixes an equal rate of profit in his each item. If he sells a calculator coasting rs 700 for rs 756 , how much should a customer pay for a novel Book coasting rs 450?

Find the area of an equilateral triangle with a side of 6 inches

Which of these angles are supplementary? a. 100o and 90o b. 78o and 102o c. 54o and 146o d. 12o and 78o

Now, martin can reasonably guess that the standard deviation for the entire population of people at the mall during the time of the survey is $1.50. what is the 95% confidence interval about the sample mean? interpret what this means in the context of the situation where 95 people were surveyed and the sample mean is $8. use the information in this resource to construct the confidence interval.