Together, katya and mimi have 480 pennies in their piggy banks. after katya lost ½ of her pennies and mimi lost 2/3 of her pennies, they both had an equal number of pennies left.

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

The median of a data set is the measure of center that is found by adding the data values and dividing the total by the number of data values that is the value that occurs with the greatest frequency that is the value midway between the maximum and minimum values in the original data set that is the middle value when the original data values are arranged in order of increasing (or decreasing) magnitude

When you have 25 numbers, and jake picks 3 random numbers and puts them back, what is the chance bob has of picking those 3 numbers when he picks 6 random numbers (without putting them back)? explain.