Witch number is 1.2 and 1.4 on the number line

According to the data set, where should the upper quartile line of the box plot be placed?

Write the factored form of this trinomial 9x^2+18x-7

F. a fair coin is thrown in the air four times. if the coin lands with the head up on the first three tosses, what is the probability that the coin will land with the head up on the fourth toss? a. 0 b. 1/16 c. 1/8 d. 1/2