Which situation shows dependent events?

A.
Raul rolled a number cube twice.

B.
Amelia tosses a coin and it shows tails. She tosses the coin again.

C.
Eric has a bag with 10 purple marbles and 7 blue marbles. Eric picks a marble, looks at the color, and puts the marble back into the bag. Eric picks a second marble.

D.
Ivy has a piggy bank with 7 one-dollar bills and 8 five-dollar bills. She reaches in and randomly pulls out a one-dollar bill. Without putting it back, she takes out another bill.

Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).

What is 1.5% of 120 or what number is 1.5% of 120

In a coastal town, the humidity, measured in grams of water per kilogram of air, increases by 43% for every 1 degree celsius increase in temperature. a scientist observes that the humidity on monday morning is 5.75 grams per kilogram. he wants to know how much the temperature must increase for the humidity to reach at least 49.17 grams per kilogram. let t represent the increase in temperature, in degrees celsius, from monday morning's observation. write an inequality to represent the situation, and use it to determine the desired temperature increase.