Mr. Harrow has nine boys and five girls in his Honors Precalculus class. If he randomly chooses two students, one at a time without replacement, what is the probability that they are both boys?

For the equations below which statement is true ?

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?

On the day a coffee shop first opened, it had 140 customers. 65% of the customers ordered a large coffee. how many customers ordered a large coffee? enter your answer in the box.