A box contains all the letters of the word UNDERSTAND. What is the probability of selecting an 'N' first and a 'D' next, if the first letter is replaced?

1/25

3/50

1/10

2/5

What is the factored form of the following expressions? d^2 – 13d + 36

Stacey filled her 1/2 cup of measuring cup seven times to have enough flour for a cake recipe how much flour does the cake recipe calls for

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.