Rita has 20 crayons.
nora has 15 more crayons than rita.
how many crayons does nora have?

What are “like terms”? why can we only add like terms?

What describes horizontal cross section of the right rectangle 6m 8m 5m

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