The HCF of 8 , 12 and 24 is ​

Let w=23 . what is the value of w + 45 ?

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

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 florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.