Margo places 6 pennies and 4 nickels in a jar. For the experiment, she selects a coin, replaces it, and selects another coin. If she repeats this experiment 100 times, how many times can she expect to select 2 pennies?

Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?

Julian wrote the following numeric pattern on the board3,10,17,24,31,38.what numbers of julian's pattern are compound numbers.

Use the elimination method to solve the systems of equations.choose the correct ordered pair. 7x+4y=39