At a lemonade stand, the first cup costs $1.50, and refills cost $0.20 each. if a customer paid $1.90 in total for his first cup and refills, how many refills did the customer order?

Write the converse of the following statement: if the trees have no leaves, then it is fall. if the trees have no leaves, then it is fall. the trees have no leaves, therefore it is fall. it is fall since the trees have no leaves. if it is fall, then the trees have no leaves.

Alicense plate is to consist of 44 digits followed by 55 uppercase letters. determine the number of different license plates possible if the first and second digits must be? odd, and repetition is not permitted.

Explain step-by-step how to simplify -5(2x – 3y + 6z – 10).